Suppression Forecast
Issued by NWS Des Moines, IA

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632
FNUS73 KDMX 251404
FWSDMX

Spot Forecast for Blackmun Prairie...Iowa DNR
National Weather Service Des Moines IA
904 AM CDT Tue Apr 25 2017

Forecast is based on ignition time of 1000 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 showers are possible this morning then several hours of dry
weather should occur before precipitation chances return by mid to
late afternoon. A few breezy gusts to near 20 mph are possible
into this afternoon.

.TODAY...

Sky/weather.........Cloudy (90-100 percent). Rain showers likely in
                    the morning. Chance of rain showers in the
                    afternoon.
Max temperature.....Around 67.
Min humidity........43 percent.
Eye level winds.....Southeast winds 8 to 13 mph.
Wind (20 ft)........Southeast winds 8 to 13 mph.
Mixing height.......300-2000 ft AGL increasing to 5400-6300 ft AGL.
Transport winds.....South around 7 mph shifting to the northeast 7
                    to 16 mph in the afternoon, then increasing to
                    around 17 mph late in the afternoon.
Haines Index........3 to 4 or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........100 100 95  97  96  96  95  98
WEATHER COV.....LKY LKY CHC CHC             SCH
WEATHER TYPE....RW  RW  RW  RW              RW
TSTM COV........
TEMP............61  63  64  65  65  66  67  67
RH..............48  48  50  50  52  52  52  52
20 FT WIND DIR..SE  SE  E   E   E   SE  SE  SE
20 FT WIND SPD..9   8   8   8   9   12  13  12
20 FT WIND GUST.10  10  10  15  15  15  15  15
EYE LVL WND DIR.SE  SE  E   E   E   SE  SE  SE
EYE LVL WND SPD.5   5   5   5   5   7   8   7
EYE LVL WND GST.10  10  10  15  15  15  15  15
MIX HGT (KFT)...1.1 2.0 2.8 3.6 4.5 5.4 6.3 5.7
MIXNG WIND DIR..S   SE  E   E   NE  NE  NE  NE
MIXNG WIND SPD..7   7   7   8   10  14  16  17
HAINES INDEX....3   3   3   3   3   4   4   4

$$
Forecaster...Donavon
Requested by...justin clark
Type of request...PRESCRIBED
.TAG 1707745.0/DMX
.EMAIL justin.clark@dnr.iowa.gov



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