Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 171000
FWSDMX

Spot Forecast for Jordan Acres...Story County Conservation
National Weather Service Des Moines IA
400 AM CST Fri Nov 17 2017

Forecast is based on ignition time of 0700 CST on November 17.
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...

Low clouds and periods of drizzle are expected today. Relative
humidity values will remain quite high through the day with modest
to strong south to southeast winds.

.REST OF TODAY...

Sky/weather.........Cloudy (95-100 percent). Areas of drizzle
                    through the day. Rain likely in the afternoon.
Temperature.........39 at ignition...Max 51.
RH..................85 percent at ignition...Min 82 percent.
Wind (20 ft)........Winds southeast at 13 mph at
                    ignition...otherwise Southeast winds 7 to 14
                    mph.
Mixing height.......300 ft AGL at ignition...otherwise 300-2000 ft
                    AGL.
Transport winds.....South 13 to 20 mph shifting to the southeast 6
                    to 10 mph late in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth at ignition...max 2.

TIME (CST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........100 100 100 100 100 100 100 100 100 99  99
WEATHER COV.....PTY ARS ARS ARS ARS ARS ARS LKY LKY ARS ARS
WEATHER TYPE....DZL DZL DZL DZL DZL DZL DZL RN  RN  DZL DZL
TSTM COV........
TEMP............39  40  41  43  46  48  49  50  51  51  51
RH..............85  89  92  93  86  86  86  86  86  86  86
20 FT WIND DIR..SE  SE  SE  SE  S   S   S   S   S   S   SE
20 FT WIND SPD..13  13  14  14  14  14  12  10  9   8   7
20 FT WIND GUST.15  15  20  20  20  20  15  15  10  10
MIX HGT (KFT)...0.3 0.3 0.3 0.6 1.0 1.3 1.5 1.8 2.0 2.0 2.0
MIXNG WIND DIR..SE  SE  SE  S   S   S   S   S   SE  SE  SE
MIXNG WIND SPD..18  20  20  18  17  16  15  13  10  8   6
HAINES INDEX....2   2   2   2   2   2   2   2   2   2   2

$$
Forecaster...Cogil
Requested by...Ben Marcus
Type of request...PRESCRIBED
.TAG 1718932.0/DMX
.EMAIL bmarcus@storycountyiowa.gov



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