
151 
FNUS51 KAKQ 201950
FWFAKQ

FIRE WEATHER PLANNING FORECAST FOR CEN/ERN VA...NE NC...MD ERN SHORE
NATIONAL WEATHER SERVICE WAKEFIELD VA
350 PM EDT FRI MAR 20 2009

.DISCUSSION...

CANADIAN HIGH PRESSURE BUILDS SOUTH ACROSS THE AREA THROUGH SATURDAY
NIGHT...THEN MOVES OFF THE MID ATLANTIC COAST SUNDAY. A BACKDOOR
COLD FRONT MOVES SOUTH ACROSS THE AREA SUNDAY NIGHT. ANOTHER CANADIAN
HIGH PRESSURE SYSTEM BUILDS INTO THE REGION EARLY NEXT WEEK.


MDZ021>023-210930-
DORCHESTER-WICOMICO-SOMERSET-
INCLUDING THE CITIES OF...CAMBRIDGE...SALISBURY...CRISFIELD...
PRINCESS ANNE
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          24           51           26           59           
MAX/MIN RH (%)        88           32           94           34           
WND20FT2MIN/EARLY(MPH)N 4-8        N 3-7        LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) N 3-7        LGT/VAR      LGT/VAR      SW 3-7       
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4800                      5600         
TRANSPORT WIND (MPH)               NE  6                     W 13         
VENT RATE (FT-MPH)                 28800                     72800        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             51 GEN GOOD  38 FAIR      11 POOR      32 FAIR      
ADI LATE              3 VERY POOR  34 FAIR      5 VERY POOR  54 GEN GOOD  
MAX LVORI EARLY       3            5            3            6            
MAX LVORI LATE        5            2            4            1            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE MID 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE LOWER 50S. MINIMUM RH
49 PERCENT UNTIL EARLY EVENING. NORTH WINDS 5 TO 10 MPH. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS IN THE LOWER 50S. MINIMUM RH 56 PERCENT. EAST WINDS 5 TO
10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 50S. MINIMUM RH 54 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH. 
.THURSDAY AND THURSDAY NIGHT...MOSTLY CLOUDY. A CHANCE OF
SHOWERS. LOWS IN THE LOWER 40S. HIGHS AROUND 60. MINIMUM RH
49 PERCENT. EAST WINDS 10 TO 15 MPH. 
.FRIDAY AND FRIDAY NIGHT...MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
SHOWERS. LOWS AROUND 40. HIGHS AROUND 60. MINIMUM RH 53 PERCENT.
EAST WINDS 5 TO 10 MPH. 

$$

MDZ024-210930-
INLAND WORCESTER-
INCLUDING THE CITIES OF...SNOW HILL
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          25           51           26           58           
MAX/MIN RH (%)        86           36           95           35           
WND20FT2MIN/EARLY(MPH)NE 5-9       N 4-8        LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) N 4-8        NE 4-8       LGT/VAR      SW 5-9       
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4600                      5100         
TRANSPORT WIND (MPH)               NE  8                     W 15         
VENT RATE (FT-MPH)                 36800                     76500        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             41 GEN GOOD  44 GEN GOOD  17 GEN POOR  34 FAIR      
ADI LATE              4 VERY POOR  41 GEN GOOD  4 VERY POOR  60 GEN GOOD  
MAX LVORI EARLY       3            5            3            7            
MAX LVORI LATE        5            2            4            1            
LAL                   1            1            1            1            
HAINES INDEX          4            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE MID 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE LOWER 50S. MINIMUM RH
50 PERCENT UNTIL EARLY EVENING. NORTH WINDS 5 TO 10 MPH. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS AROUND 50. MINIMUM RH 59 PERCENT. EAST WINDS 5 TO 10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE MID
30S. HIGHS IN THE LOWER 50S. MINIMUM RH 56 PERCENT. SOUTHEAST
WINDS 5 TO 10 MPH. 
.THURSDAY AND THURSDAY NIGHT...MOSTLY CLOUDY. A CHANCE OF
SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S. MINIMUM
RH 53 PERCENT. EAST WINDS 10 TO 15 MPH. 
.FRIDAY AND FRIDAY NIGHT...MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S. MINIMUM
RH 56 PERCENT. EAST WINDS 5 TO 10 MPH. 

$$

MDZ025-210930-
MARYLAND BEACHES-
INCLUDING THE CITIES OF...OCEAN CITY
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          28           46           29           53           
MAX/MIN RH (%)        82           40           87           41           
WND20FT2MIN/EARLY(MPH)NE 7-11      N 7-11       LGT/VAR      W 4-8        
WND20FT2MIN/LATE(MPH) N 6-10       NE 5-9       LGT/VAR      SW 6-10      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4100                      3800         
TRANSPORT WIND (MPH)               NE  9                     W 15         
VENT RATE (FT-MPH)                 36900                     57000        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             29 FAIR      47 GEN GOOD  17 GEN POOR  33 FAIR      
ADI LATE              7 POOR       43 GEN GOOD  4 VERY POOR  48 GEN GOOD  
MAX LVORI EARLY       3            4            3            5            
MAX LVORI LATE        3            2            4            2            
LAL                   1            1            1            1            
HAINES INDEX          4            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE UPPER 40S. MINIMUM RH
58 PERCENT UNTIL EARLY EVENING. NORTH WINDS 10 TO 15 MPH. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS IN THE UPPER 40S. MINIMUM RH 65 PERCENT. EAST WINDS 5 TO
10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE MID
30S. HIGHS IN THE UPPER 40S. MINIMUM RH 62 PERCENT. SOUTHEAST
WINDS 5 TO 10 MPH. 
.THURSDAY AND THURSDAY NIGHT...MOSTLY CLOUDY. A CHANCE OF
SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 50S. MINIMUM RH
58 PERCENT. EAST WINDS 10 TO 15 MPH. 
.FRIDAY AND FRIDAY NIGHT...MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 50S. MINIMUM RH
62 PERCENT. EAST WINDS 10 TO 15 MPH. 

$$

NCZ012>014-030-210930-
NORTHAMPTON NC-HERTFORD-GATES-BERTIE-
INCLUDING THE CITIES OF...MARGARETTSVILLE...AHOSKIE
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          29           56           29           64           
MAX/MIN RH (%)        71           32           84           32           
WND20FT2MIN/EARLY(MPH)NE 4-8       N 3-7        LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      NE 5-9       LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             5400                      6300         
TRANSPORT WIND (MPH)               NE 10                     NW  3        
VENT RATE (FT-MPH)                 54000                     18900        
DISPERSION (EVENING)  VERY POOR                 VERY POOR                 
ADI EARLY             48 GEN GOOD  59 GEN GOOD  24 FAIR      14 GEN POOR  
ADI LATE              4 VERY POOR  57 GEN GOOD  5 VERY POOR  42 GEN GOOD  
MAX LVORI EARLY       3            3            3            5            
MAX LVORI LATE        3            2            5            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTH WINDS
AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS AROUND 60. MINIMUM RH 39 PERCENT
UNTIL EARLY EVENING. WEST WINDS AROUND 5 MPH...BECOMING NORTHEAST
IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 50S. MINIMUM RH 51 PERCENT. EAST WINDS
5 TO 10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE MID 60S. MINIMUM RH 42 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. MINIMUM RH
43 PERCENT. NORTHEAST WINDS 5 TO 10 MPH. 

$$

NCZ015>017-031-032-210930-
PASQUOTANK-CAMDEN-INLAND CURRITUCK-CHOWAN-PERQUIMANS-
INCLUDING THE CITIES OF...ELIZABETH CITY...EDENTON
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          31           52           30           62           
MAX/MIN RH (%)        75           36           89           36           
WND20FT2MIN/EARLY(MPH)NE 7-11 G23  N 7-11 G17   NE 3-7       LGT/VAR      
WND20FT2MIN/LATE(MPH) N 6-10 G16   NE 8-12 G17  LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             5300                      5500         
TRANSPORT WIND (MPH)               NE 13                     W  6         
VENT RATE (FT-MPH)                 68900                     33000        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             44 GEN GOOD  61 GOOD      31 FAIR      20 GEN POOR  
ADI LATE              5 VERY POOR  55 GEN GOOD  3 VERY POOR  31 FAIR      
MAX LVORI EARLY       3            3            3            5            
MAX LVORI LATE        3            1            6            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTH WINDS
5 TO 10 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE UPPER 50S. MINIMUM RH
44 PERCENT UNTIL EARLY EVENING. WEST WINDS 5 TO 10 MPH...BECOMING
NORTHEAST 10 TO 15 MPH IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 50S. MINIMUM RH 59 PERCENT. NORTHEAST WINDS
10 TO 15 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS AROUND 60. MINIMUM RH 51 PERCENT. SOUTHEAST WINDS 5 TO
10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. MINIMUM RH
51 PERCENT. NORTHEAST WINDS 10 TO 15 MPH. 

$$

NCZ102-210930-
OUTER BANKS CURRITUCK-
INCLUDING THE CITIES OF...COROLLA
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          38           48           35           52           
MAX/MIN RH (%)        72           43           84           42           
WND20FT2MIN/EARLY(MPH)N 13-17 G23  NE 13-17     NE 8-12      NW 3-7       
WND20FT2MIN/LATE(MPH) N 12-16      NE 12-16     NE 3-7       NE 3-7       
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4300                      3300         
TRANSPORT WIND (MPH)               NE 20                     NE  2        
VENT RATE (FT-MPH)                 86000                     6600         
DISPERSION (EVENING)  GOOD                      POOR                      
ADI EARLY             43 GEN GOOD  57 GEN GOOD  27 FAIR      16 GEN POOR  
ADI LATE              18 GEN POOR  55 GEN GOOD  4 VERY POOR  17 GEN POOR  
MAX LVORI EARLY       3            3            3            4            
MAX LVORI LATE        3            1            5            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            4            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS
5 TO 10 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE LOWER 50S. MINIMUM RH
57 PERCENT UNTIL EARLY EVENING. WEST WINDS AROUND 10 MPH...
BECOMING NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 40. HIGHS
AROUND 50. MINIMUM RH 67 PERCENT. NORTHEAST WINDS 10 TO 15 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 50S. MINIMUM RH 62 PERCENT. EAST WINDS
AROUND 10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. MINIMUM RH
65 PERCENT. EAST WINDS 10 TO 15 MPH. 

$$

VAZ048-049-061-062-068-069-210930-
FLUVANNA-LOUISA-CUMBERLAND-GOOCHLAND-AMELIA-POWHATAN-
INCLUDING THE CITIES OF...LOUISA...GOOCHLAND
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       PCLDY        MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          28           56           29           65           
MAX/MIN RH (%)        77           25           86           24           
WND20FT2MIN/EARLY(MPH)NE 3-7       LGT/VAR      LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      LGT/VAR      LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             6400                      7400         
TRANSPORT WIND (MPH)               E  1                      W 10         
VENT RATE (FT-MPH)                 6400                      74000        
DISPERSION (EVENING)  VERY POOR                 VERY POOR                 
ADI EARLY             67 GOOD      43 GEN GOOD  5 VERY POOR  20 GEN POOR  
ADI LATE              5 VERY POOR  39 FAIR      4 VERY POOR  50 GEN GOOD  
MAX LVORI EARLY       3            3            3            4            
MAX LVORI LATE        3            2            4            2            
LAL                   1            1            1            1            
HAINES INDEX          5            6            6            6            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS AROUND 60. MINIMUM RH 46 PERCENT
UNTIL EARLY EVENING. NORTHWEST WINDS AROUND 5 MPH...BECOMING
NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 50S. MINIMUM RH 55 PERCENT. SOUTHEAST
WINDS AROUND 5 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...MOSTLY CLOUDY. LOWS AROUND 40.
HIGHS IN THE LOWER 60S. MINIMUM RH 41 PERCENT. SOUTH WINDS AROUND
5 MPH. 
.THURSDAY AND THURSDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. MINIMUM RH
40 PERCENT. WEST WINDS 5 TO 10 MPH. 
.FRIDAY AND FRIDAY NIGHT...MOSTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. MINIMUM RH
44 PERCENT. SOUTHWEST WINDS AROUND 5 MPH. 

$$

VAZ060-065>067-210930-
PRINCE EDWARD-MECKLENBURG-LUNENBURG-NOTTOWAY-
INCLUDING THE CITIES OF...FARMVILLE...SOUTH HILL...CREWE
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       PCLDY        MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          28           57           29           66           
MAX/MIN RH (%)        77           26           88           25           
WND20FT2MIN/EARLY(MPH)NE 3-7       LGT/VAR      LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      LGT/VAR      LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             6500                      7400         
TRANSPORT WIND (MPH)               NE  2                     W  7         
VENT RATE (FT-MPH)                 13000                     51800        
DISPERSION (EVENING)  VERY POOR                 STAGNANT                  
ADI EARLY             60 GEN GOOD  47 GEN GOOD  9 POOR       22 FAIR      
ADI LATE              5 VERY POOR  43 GEN GOOD  4 VERY POOR  47 GEN GOOD  
MAX LVORI EARLY       3            3            3            5            
MAX LVORI LATE        3            2            5            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            6            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE LOWER 60S. MINIMUM RH
44 PERCENT UNTIL EARLY EVENING. NORTHWEST WINDS AROUND 5 MPH...
BECOMING NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS AROUND 60. MINIMUM RH 53 PERCENT. EAST WINDS AROUND
5 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...MOSTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 43 PERCENT. SOUTH WINDS
5 TO 10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. MINIMUM RH
41 PERCENT. NORTH WINDS 5 TO 10 MPH. 

$$

VAZ063-064-070>076-082-083-090-210930-
HANOVER-CAROLINE-CHESTERFIELD-HENRICO-KING WILLIAM-KING AND QUEEN-
ESSEX-WESTMORELAND-RICHMOND-CHARLES CITY-NEW KENT-JAMES CITY-
INCLUDING THE CITIES OF...ASHLAND...COLONIAL HEIGHTS...RICHMOND...
TAPPAHANNOCK...WILLIAMSBURG
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       PCLDY        MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          29           55           29           64           
MAX/MIN RH (%)        73           28           82           29           
WND20FT2MIN/EARLY(MPH)N 3-7        LGT/VAR      LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      LGT/VAR      LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             5900                      7100         
TRANSPORT WIND (MPH)               NE  1                     W 10         
VENT RATE (FT-MPH)                 5900                      71000        
DISPERSION (EVENING)  VERY POOR                 VERY POOR                 
ADI EARLY             68 GOOD      42 GEN GOOD  7 POOR       25 FAIR      
ADI LATE              5 VERY POOR  38 FAIR      5 VERY POOR  50 GEN GOOD  
MAX LVORI EARLY       3            3            3            4            
MAX LVORI LATE        3            2            4            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            6            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE UPPER 50S. MINIMUM RH
46 PERCENT UNTIL EARLY EVENING. NORTH WINDS 5 TO 10 MPH...
BECOMING NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 50S. MINIMUM RH 56 PERCENT. EAST WINDS 5 TO
10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS AROUND 60. MINIMUM RH 43 PERCENT. SOUTH WINDS 5 TO
10 MPH. 
.THURSDAY AND THURSDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. MINIMUM RH
42 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH. 
.FRIDAY AND FRIDAY NIGHT...MOSTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. MINIMUM RH
45 PERCENT. EAST WINDS 5 TO 10 MPH. 

$$

VAZ077-078-084>086-210930-
NORTHUMBERLAND-LANCASTER-GLOUCESTER-MIDDLESEX-MATHEWS-
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          30           52           31           60           
MAX/MIN RH (%)        71           33           75           33           
WND20FT2MIN/EARLY(MPH)N 5-9 G16    N 4-8        LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) N 4-8        NE 3-7       LGT/VAR      SW 3-7       
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4900                      6200         
TRANSPORT WIND (MPH)               NE 10                     W 10         
VENT RATE (FT-MPH)                 49000                     62000        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             51 GEN GOOD  43 GEN GOOD  15 GEN POOR  27 FAIR      
ADI LATE              7 POOR       39 FAIR      4 VERY POOR  47 GEN GOOD  
MAX LVORI EARLY       3            3            3            4            
MAX LVORI LATE        3            2            4            1            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE MID 50S. MINIMUM RH
47 PERCENT UNTIL EARLY EVENING. NORTH WINDS 5 TO 10 MPH...
BECOMING NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE LOWER 50S. MINIMUM RH 57 PERCENT. EAST WINDS
5 TO 10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 40.
HIGHS IN THE MID 50S. MINIMUM RH 50 PERCENT. SOUTHEAST WINDS 5 TO
10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. MINIMUM RH
45 PERCENT. EAST WINDS 10 TO 15 MPH. 

$$

VAZ079>081-087>089-092-210930-
BRUNSWICK-DINWIDDIE-PRINCE GEORGE-GREENSVILLE-SUSSEX-SURRY-
SOUTHAMPTON-
INCLUDING THE CITIES OF...LAWRENCEVILLE...PETERSBURG...HOPEWELL...
EMPORIA...WAKEFIELD...FRANKLIN
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          28           56           29           64           
MAX/MIN RH (%)        76           29           81           28           
WND20FT2MIN/EARLY(MPH)NE 3-7       LGT/VAR      LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) LGT/VAR      NE 3-7       LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             5900                      7100         
TRANSPORT WIND (MPH)               NE  3                     W  7         
VENT RATE (FT-MPH)                 17700                     49700        
DISPERSION (EVENING)  VERY POOR                 STAGNANT                  
ADI EARLY             66 GOOD      49 GEN GOOD  14 GEN POOR  19 GEN POOR  
ADI LATE              4 VERY POOR  45 GEN GOOD  5 VERY POOR  46 GEN GOOD  
MAX LVORI EARLY       3            3            3            4            
MAX LVORI LATE        3            2            4            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE LOWER 60S. MINIMUM RH
44 PERCENT UNTIL EARLY EVENING. NORTHWEST WINDS AROUND 5 MPH...
BECOMING NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 50S. MINIMUM RH 53 PERCENT. EAST WINDS
AROUND 5 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 41 PERCENT. SOUTHEAST
WINDS 5 TO 10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. MINIMUM RH
44 PERCENT. NORTHEAST WINDS 5 TO 10 MPH. 

$$

VAZ091-094-210930-
YORK-NEWPORT NEWS/HAMPTON-
INCLUDING THE CITIES OF...POQUOSON...NEWPORT NEWS...HAMPTON
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          31           52           30           61           
MAX/MIN RH (%)        70           34           77           33           
WND20FT2MIN/EARLY(MPH)NE 6-10 G18  N 5-9        LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) N 5-9        NE 5-9       LGT/VAR      SW 3-7       
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             5000                      6000         
TRANSPORT WIND (MPH)               NE 13                     W  8         
VENT RATE (FT-MPH)                 65000                     48000        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             47 GEN GOOD  53 GEN GOOD  19 GEN POOR  19 GEN POOR  
ADI LATE              6 VERY POOR  49 GEN GOOD  4 VERY POOR  46 GEN GOOD  
MAX LVORI EARLY       3            3            3            4            
MAX LVORI LATE        3            2            4            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE MID 50S. MINIMUM RH
48 PERCENT UNTIL EARLY EVENING. NORTHWEST WINDS 5 TO 10 MPH...
BECOMING NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE LOWER 50S. MINIMUM RH 60 PERCENT. EAST WINDS
5 TO 10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 40.
HIGHS IN THE UPPER 50S. MINIMUM RH 49 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. MINIMUM RH
48 PERCENT. EAST WINDS 10 TO 15 MPH. 

$$

VAZ093-096-097-210930-
ISLE OF WIGHT-SUFFOLK-CHESAPEAKE-
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          29           53           31           62           
MAX/MIN RH (%)        76           33           90           32           
WND20FT2MIN/EARLY(MPH)NE 5-9 G17   N 4-8        LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) N 4-8        NE 5-9       LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             5100                      6200         
TRANSPORT WIND (MPH)               NE 10                     W  6         
VENT RATE (FT-MPH)                 51000                     37200        
DISPERSION (EVENING)  VERY POOR                 VERY POOR                 
ADI EARLY             46 GEN GOOD  61 GOOD      25 FAIR      14 GEN POOR  
ADI LATE              4 VERY POOR  57 GEN GOOD  3 VERY POOR  41 GEN GOOD  
MAX LVORI EARLY       3            3            3            5            
MAX LVORI LATE        4            2            6            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTH WINDS
AROUND 5 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE UPPER 50S. MINIMUM RH
44 PERCENT UNTIL EARLY EVENING. WEST WINDS 5 TO 10 MPH...BECOMING
NORTHEAST IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 50S. MINIMUM RH 57 PERCENT. EAST WINDS 5 TO
10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 44 PERCENT. SOUTHEAST
WINDS 5 TO 10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. MINIMUM RH
47 PERCENT. NORTHEAST WINDS 10 TO 15 MPH. 

$$

VAZ095-098-210930-
NORFOLK/PORTSMOUTH-VIRGINIA BEACH-
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          33           49           31           59           
MAX/MIN RH (%)        78           42           92           37           
WND20FT2MIN/EARLY(MPH)NE 9-13 G20  NE 8-12      E 3-7        LGT/VAR      
WND20FT2MIN/LATE(MPH) N 7-11       NE 8-12      LGT/VAR      LGT/VAR      
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4600                      5000         
TRANSPORT WIND (MPH)               NE 16                     SW  8        
VENT RATE (FT-MPH)                 73600                     40000        
DISPERSION (EVENING)  FAIR                      VERY POOR                 
ADI EARLY             47 GEN GOOD  49 GEN GOOD  26 FAIR      12 POOR      
ADI LATE              8 POOR       46 GEN GOOD  3 VERY POOR  30 FAIR      
MAX LVORI EARLY       3            4            4            5            
MAX LVORI LATE        4            1            6            2            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS AROUND 40. SOUTHWEST WINDS
5 TO 10 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE MID 50S. MINIMUM RH
53 PERCENT UNTIL EARLY EVENING. WEST WINDS 5 TO 10 MPH...BECOMING
NORTHEAST 10 TO 15 MPH IN THE AFTERNOON AND EVENING. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE LOWER 50S. MINIMUM RH 64 PERCENT. EAST WINDS
10 TO 15 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE MID 50S. MINIMUM RH 55 PERCENT. SOUTHEAST WINDS
5 TO 10 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. MINIMUM RH
52 PERCENT. EAST WINDS 10 TO 15 MPH. 

$$

VAZ099-100-210930-
ACCOMACK-NORTHAMPTON VA-
INCLUDING THE CITIES OF...CHINCOTEAGUE...WALLOPS ISLAND...MELFA...
EASTVILLE
350 PM EDT FRI MAR 20 2009

                      TONIGHT      SAT          SAT NIGHT    SUN          

CLOUD COVER           CLEAR        MCLEAR       MCLEAR       MCLEAR       
PRECIP TYPE           NONE         NONE         NONE         NONE         
CHANCE PRECIP (%)     0            0            0            0            
MAX/MIN TEMP          27           49           30           56           
MAX/MIN RH (%)        87           36           95           35           
WND20FT2MIN/EARLY(MPH)NE 7-11 G17  N 6-10       LGT/VAR      LGT/VAR      
WND20FT2MIN/LATE(MPH) N 6-10       NE 5-9       LGT/VAR      SW 4-8       
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
PRECIP DURATION       0            0            0            0            
MAX MIXING HGT(FT-AGL)             4600                      4500         
TRANSPORT WIND (MPH)               NE 13                     SW 10        
VENT RATE (FT-MPH)                 59800                     45000        
DISPERSION (EVENING)  POOR                      VERY POOR                 
ADI EARLY             46 GEN GOOD  49 GEN GOOD  18 GEN POOR  30 FAIR      
ADI LATE              8 POOR       45 GEN GOOD  3 VERY POOR  39 FAIR      
MAX LVORI EARLY       3            4            3            6            
MAX LVORI LATE        4            2            5            1            
LAL                   1            1            1            1            
HAINES INDEX          5            5            5            5            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH. 
.MONDAY...PARTLY CLOUDY. HIGHS IN THE LOWER 50S. MINIMUM RH
52 PERCENT UNTIL EARLY EVENING. NORTH WINDS 10 TO 15 MPH. 
.TUESDAY AND TUESDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 40S. MINIMUM RH 63 PERCENT. EAST WINDS
5 TO 10 MPH. 
.WEDNESDAY AND WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 40.
HIGHS IN THE MID 50S. MINIMUM RH 56 PERCENT. SOUTHEAST WINDS
10 TO 15 MPH. 
.THURSDAY THROUGH FRIDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. MINIMUM RH
62 PERCENT. EAST WINDS 15 TO 20 MPH. 

$$

.OUTLOOK 8 TO 14 DAYS...
TEMPERATURES BELOW NORMAL.  PRECIPITATION NEAR NORMAL.

$$


...............FIRE WEATHER CATEGORY REFERENCE GUIDE..............


VENTILATION RATE CATEGORIES (DAYTIME)
-------------------------------------

0 - 33499........LOW LEVEL INVERSION/STAGNANT AIR THE ENTIRE DAY
33500 - 44999....INVERSION UNTIL EARLY AFTN/VERY LGT TRANSPORT WND
45000 - 59999....INVERSION UNTIL LATE AM/LGT TRANSPORT WND
60000 - 111999...LITTLE OR NO INVERSION/MODERATE TRANSPORT WND
112000 OR MORE...NO INVERSION/STRONG AND GUSTY TRANSPORT WND


DISPERSION CATEGORIES (EVENING -- 6 PM TO MIDNIGHT)
---------------------------------------------------

STAGNANT....SURFACE WINDS NEAR CALM
VERY POOR...SURFACE WINDS 2 TO 4 MPH
POOR........SURFACE WINDS 5 TO 8 MPH
FAIR........SURFACE WINDS 9 TO 12 MPH
GOOD........SURFACE WINDS GREATER THAN 12 MPH


LIGHTNING ACTIVITY LEVEL (AVERAGE STRIKES PER MINUTE(S)
-------------------------------------------------------

1...............0/MINUTE.....0/5 MINUTES.......0/15 MINUTES
2...............1/MINUTE.....1-5/5 MINUTES.....1-8/15 MINUTES
3...............1-2/MINUTE...6-10/5 MINUTES....9-15/15 MINUTES
4...............2-3/MINUTE...11-15/5 MINUTES...16-25/15 MINUTES
5...............3/MINUTE.....15/5 MINUTES......25/15 MINUTES
6 (DRY TSTMS)...1-2/MINUTE...6-10/5 MINUTES....9-15/15 MINUTES


ATMOSPHERIC DISPERSION INDEX (ADI)
----------------------------------

> 100   VERY GOOD (BUT MAY INDIRECTLY INDICATE HAZARDOUS CONDITIONS)

61-100  GOOD (TYPICAL CASE BURNING WEATHER VALUES ARE IN THIS RANGE)

41-60   GENERALLY GOOD (CLIMATOLOGICAL AFTERNOON VALUES IN MOST INLAND
        FORESTED AREAS OF THE U.S. FALL IN THIS RANGE)

21-40   FAIR (STAGNATION MAY BE INDICATED IF ACCOMPANIED BY PERSISTENT
        LOW WINDSPEEDS)

13-20   GENERALLY POOR (STAGNATION IF PERSISTENT, ALTHOUGH BETTER THAN
        AVERAGE FOR A NIGHT VALUE)

7-12    POOR (STAGNANT AT DAY, BUT NEAR OR ABOVE AVERAGE AT NIGHT)

1-6     VERY POOR (VERY FREQUENT AT NIGHT; REPRESENTS THE MAJORITY OF
        NIGHTS IN MANY LOCATIONS)


LOW VISIBILITY OCCURRENCE RISK INDEX (LVORI)
--------------------------------------------

 1      LOWEST PROPORTION OF ACCIDENTS WITH SMOKE AND/OR FOG REPORTED
        (130 OF 127,604 ACCIDENTS, OR JUST OVER 0.0010 PERCENT)

 2      PHYSICAL OR STATISTICAL REASONS FOR NOT INCLUDING
        IN CAT 1, BUT PROPORTION OF ACCIDENTS NOT SIGNIFICANTLY HIGHER

 3      HIGHER PROPORTION OF ACCIDENTS THAN CAT 1, BY ABOUT 30-50 PCT,
        MARGINAL SIGNIFICANCE (1-5 PCT)

 4      SIGNIFICANTLY HIGHER THAN CAT 1, BY A FACTOR OF 2

 5      SIGNIFICANTLY HIGHER THAN CAT 1, BY A FACTOR OF 3 TO 10

 6      SIGNIFICANTLY HIGHER THAN CAT 1, BY A FACTOR OF 10 TO 20

 7      SIGNIFICANTLY HIGHER THAN CAT 1, BY A FACTOR OF 20 TO 40

 8      SIGNIFICANTLY HIGHER THAN CATEGORY 1, BY A FACTOR OF 40 TO 75

 9      SIGNIFICANTLY HIGHER THAN CATEGORY 1, BY A FACTOR OF 75 TO 125

 10     SIGNIFICANTLY HIGHER THAN CATEGORY 1, BY A FACTOR OF 150

$$

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