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Displaying AFOS PIL: FWSDMX Received: 2018-04-25 14:00 UTC
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152
FNUS73 KDMX 251400
FWSDMX
Spot Forecast for Boone Forks - Heathcoat...Iowa DNR
National Weather Service Des Moines IA
900 AM CDT Wed Apr 25 2018
Forecast is based on ignition time of 1100 CDT on April 25.
If conditions become unrepresentative...contact the National Weather
Service.
An initial observation at ignition and a mid burn observation are required.
Please relay them to the National Weather Service for each prescribed burn.
.DISCUSSION...
A few light showers will linger over far southwest Iowa this
morning before ending. Skies will become mostly sunny by this
afternoon as high pressure arrives. The area of high pressure will
keep the wind light from the north today before becoming more
southwesterly by this evening. A few light showers are possible on
Thursday. A boundary will move through the state on Thursday and
will lead to the wind becoming breezy and from the northwest
during the day.
.TODAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....Around 64.
Min humidity........30 percent.
Wind (20 ft)........North winds 8 to 9 mph.
Mixing height.......4400-5900 ft AGL.
Transport winds.....North 5 to 12 mph.
Haines Index........4 to 5 or low potential for large plume
dominated fire growth or moderate potential for
large plume dominated fire growth.
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........15 9 5 3 2 2 2
Weather cov.....
Weather type....
Tstm cov........
Temp............54 57 59 61 62 63 64
RH..............48 42 37 35 33 31 30
20 FT wind dir..N N N N N N N
20 FT wind spd..9 9 9 9 9 8 8
20 FT wind gust.10 10 10 10 10
Mix hgt (kft)...4.4 4.9 5.3 5.5 5.7 5.9 5.8
Transp wind dir.NE NE NE NE N N N
Transp wind spd.12 10 9 8 6 5 5
Haines index....4 5 5 5 5 5 5
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....Around 40.
Max humidity........76 percent.
Wind (20 ft)........North winds 5 to 7 mph early in the evening
becoming light, then becoming southwest around
5 mph after midnight.
Mixing height.......3800-5700 ft AGL decreasing to 300-2000 ft AGL
in the late evening and overnight.
Transport winds.....Northeast 2 to 5 mph shifting to the southwest
3 to 5 mph after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........1 1 0 1 7 17
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
Temp............64 59 51 48 46 43
RH..............30 36 50 54 58 65
20 ft wind......N 7 N 5 NW 2 SW 3 S 5 SW 5
20 ft wind gust.
Mix hgt (ft)....5700 3800 300 300 300 300
Transport wind..N 5 N 3 N 2 SE 3 S 3 SW 5
Haines index....5 5 5 5 5 5
.THURSDAY...
Sky/weather.........Mostly sunny (40-50 percent) then becoming
partly sunny (65-75 percent). Slight chance of
rain in the afternoon.
Max temperature.....Around 64.
Min humidity........35 percent.
Wind (20 ft)........Northwest winds 5 to 14 mph shifting to the
north 16 to 18 mph late in the afternoon.
Mixing height.......300-2200 ft AGL increasing to 5800-7200 ft AGL.
Transport winds.....Southwest 3 to 8 mph increasing to northwest 13
to 21 mph in the late morning and early
afternoon, then shifting to the north 23 to 25
mph late in the afternoon.
Haines Index........3 to 5 or very low potential for large plume
dominated fire growth or moderate potential for
large plume dominated fire growth.
TIME (CDT) 6 AM 9 AM NOON 3 PM
Sky (%).........25 26 48 68
Weather cov..... S CHC
Weather type....NONE NONE NONE RAIN
Tstm cov........
Temp............40 52 64 64
RH..............76 50 35 37
20 FT wind......SW 5 SW 8G9 W 12G16 NW 16G23
Mix hgt (ft)....300 2200 5800 6600
Transport wind..SW 3 SW 13 W 16 NW 21
Haines index....5 5 4 3
$$
Forecaster...Beerends
Requested by...Jason Carlberg
Type of request...PRESCRIBED
.TAG 1807800.0/DMX
.EMAIL jason.carlberg@dnr.iowa.gov