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167 
CXUS53 KDMX 170920
CF6MCW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   MASON CITY IA
                                          MONTH:     JANUARY
                                          YEAR:      2018
                                          LATITUDE:   43  9 N                   
                                          LONGITUDE:  93 20 W                   

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND 
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  -5 -20 -12 -28  77   0 0.00  0.0    4 10.3 16 310   M    M   0        19 310
 2  15 -19  -2 -18  67   0    T  0.2    4 15.1 28 220   M    M   1 18     34 210
 3  16  -9   4 -12  61   0    T    T    4 15.7 32 320   M    M   4 18     39 320
 4   6 -10  -2 -18  67   0    T    T    4  4.8 10 350   M    M  10        12 350
 5   5 -15  -5 -21  70   0 0.00  0.0    4  6.8 13  20   M    M   2        15  30
 6  10 -20  -5 -21  70   0 0.00  0.0    4 11.2 25 160   M    M   3 18     32 160
 7  33  10  22   6  43   0 0.00  0.0    3 13.0 23 320   M    M   5 1      27 320
 8  36  20  28  12  37   0 0.00  0.0    2  8.5 21 330   M    M   1 1      26 330
 9  36  22  29  13  36   0 0.00  0.0    1 13.0 22 160   M    M   0 18     28 150
10  36  31  34  18  31   0 0.00  0.0    1 14.0 23 170   M    M  10 12     30 160
11  35  -3  16   0  49   0 0.06  1.5    0 23.3 35 320   M    M  10 1268   45 310
12   4 -10  -3 -19  68   0 0.00  0.0    0 16.1 30 330   M    M   2        35 330
13   5 -12  -3 -19  68   0 0.00  0.0    M  5.5 15 330   M    M   0        19 330
14  20 -10   5 -11  60   0 0.04  1.5    M 13.5 28 320   M    M   9 18     34 320
15   6  -8  -1 -17  66   0    T    T    4 24.1 33 320   M    M  10 189    40 320
16   5  -8  -1 -17  66   0    T    T    4 13.2 24 320   M    M   7 18     29 320
================================================================================
SM  263  -61       936   0  0.10     3.2 208.1          M       74              
================================================================================
AV 16.4 -3.8                              13.0 FASTST   M    M   5    MAX(MPH)  
                                 MISC ---->  # 35 320               # 45  310   
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  MASON CITY IA
                                          MONTH:    JANUARY
                                          YEAR:     2018
                                          LATITUDE:   43  9 N                   
                                          LONGITUDE:  93 20 W                   

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16    

AVERAGE MONTHLY:  6.3   TOTAL FOR MONTH:   0.10    1 = FOG OR MIST              
DPTR FM NORMAL:  -9.7   DPTR FM NORMAL:   -0.32    2 = FOG REDUCING VISIBILITY  
HIGHEST:    36 ON 10, 9 GRTST 24HR  0.06 ON 11-11      TO 1/4 MILE OR LESS      
LOWEST:    -20 ON  6, 1                            3 = THUNDER                  
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                        TOTAL MONTH:   3.2 INCHES  5 = HAIL                     
                        GRTST 24HR   1.5 ON 14-14  6 = FREEZING RAIN OR DRIZZLE 
                        GRTST DEPTH:   4 ON 16,15  7 = DUSTSTORM OR SANDSTORM:  
                                                       VSBY 1/2 MILE OR LESS    
                                                   8 = SMOKE OR HAZE            
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW             
                                                   X = TORNADO                  
MAX 32 OR BELOW:  11    0.01 INCH OR MORE:   2                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0                                  
MIN 32 OR BELOW:  16    0.50 INCH OR MORE:   0                                  
MIN  0 OR BELOW:  12    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.   936    CLEAR  (SCALE 0-3)   8                                  
DPTR FM NORMAL   152    PTCLDY (SCALE 4-7)   3                                  
TOTAL FM JUL 1  3824    CLOUDY (SCALE 8-10)  5                                  
DPTR FM NORMAL   -49                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.     0                                                            
DPTR FM NORMAL     0    [PRESSURE DATA]                                         
TOTAL FM JAN 1     0    HIGHEST SLP M ON M                                      
DPTR FM NORMAL     0    LOWEST  SLP 29.52 ON 10                                 

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