Suppression Forecast
Issued by NWS Des Moines, IA

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FNUS73 KDMX 211807
FWSDMX

Spot Forecast for Burn Workshop...Clarke County Emergency Management
National Weather Service Des Moines IA
107 PM CDT Sat Apr 21 2018

Forecast is based on ignition time of 1300 CDT on April 22.
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...

No realistic widespread fire weather concerns. Southern Iowa will
experience fair to poor overnight recoveries for today. ERCs
still below average for this time of year, and fuel moistures
still well above normal. Easterly winds of 10 to 15 mph today.


.SUNDAY...

Sky/weather.........Partly sunny (55-65 percent).
Max temperature.....Around 63.
Min humidity........41 percent.
Wind (20 ft)........Northeast winds around 9 mph.
Mixing height.......4000-4700 ft AGL.
Transport winds.....East 17 to 24 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

TIME (CDT)      1PM 2PM 3PM 4PM 5PM
Sky (%).........60  60  61  62  63
Weather cov.....
Weather type....
Tstm cov........
Temp............60  61  62  62  62
RH..............44  42  41  41  41
20 FT wind dir..E   E   NE  NE  NE
20 FT wind spd..9   9   9   9   9
20 FT wind gust.14  14  14  13  12
Mix hgt (kft)...4.0 4.3 4.5 4.7 4.7
Transp wind dir.E   E   E   E   E
Transp wind spd.24  23  20  17  17
Haines index....5   5   5   5   5

$$
Forecaster...Vachalek
Requested by...Coordinator
Type of request...PRESCRIBED
.TAG 1807214.0/DMX
.EMAIL bjimmerson@clarkecountyiowa.org



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