Suppression Forecast
Issued by NWS Des Moines, IA

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FNUS73 KDMX 271335
FWSDMX

Spot Forecast for Kiowa Determan North...IowaDNR
National Weather Service Des Moines IA
835 AM CDT Thu Apr 27 2017

Forecast is based on ignition time of 1300 CDT on April 27.
If conditions become unrepresentative...contact the National Weather
Service.

An initial observation at ignition and a mid burn observation are required.
Please remember to submit spot requests at least 2 hours before ignition
time.
Please relay them to the National Weather Service for each prescribed
burn.

.DISCUSSION...

Northwest winds will remain fairly steady around 10 to 15 knots
for most of the day before dropping off late this afternoon.
Surface fuels remain somewhat cured but also somewhat damp.
Relative humidity will fall off after sunrise, with minima
generally in the 40s late in the day.

.REST OF TODAY...

Sky/weather.........Partly sunny (55-65 percent).
Max temperature.....Around 52.
Min humidity........46 percent.
Wind (20 ft)........Northwest winds 10 to 14 mph.
Mixing height.......3600-4400 ft AGL.
Transport winds.....West 15 to 18 mph.
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)      1PM 2PM 3PM 4PM 5PM
SKY (%).........81  68  55  42  39
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............46  48  50  51  52
RH..............51  49  48  48  46
20 FT WIND DIR..W   W   W   W   NW
20 FT WIND SPD..14  13  13  12  10
20 FT WIND GUST.20  15  15  15  15
MIX HGT (KFT)...3.6 3.9 4.1 4.4 4.4
MIXNG WIND DIR..NW  W   W   W   W
MIXNG WIND SPD..17  17  18  17  15
HAINES INDEX....3   3   4   4   4

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent) then becoming
                    mostly cloudy (60-70 percent).
Min temperature.....Around 34.
Max humidity........78 percent.
Wind (20 ft)........Northeast winds 6 to 10 mph.
Mixing height.......3200-4400 ft AGL decreasing to 800-2100 ft AGL
                    in the late evening and overnight.
Transport winds.....Northwest 7 to 12 mph shifting to the northeast
                    5 to 12 mph late in the evening, then
                    increasing to 15 to 16 mph after midnight.
Haines Index........2 to 4 or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........37     21     29     42     55     68
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............52     49     43     40     38     36
RH..............46     52     67     73     76     75
20 FT WIND......NW 9   NW 7   N 6    NE 7   NE 8   NE 10
20 FT WIND GUST.10     10            10     10     15
MIX HGT (FT)....4400   3200   900    1000   1000   800
MIXNG WIND......W 12   NW 7   NE 5   NE 12  NE 16  NE 16
HAINES INDEX....4      4      3      3      3      2

.FRIDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of
                    rain showers early in the morning. Chance of
                    rain showers in the late morning and afternoon.
Max temperature.....Around 47.
Min humidity........56 percent.
Wind (20 ft)........Northeast winds 10 to 14 mph.
Mixing height.......900-1600 ft AGL.
Transport winds.....Northeast 17 to 23 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........77        88        94        96
WEATHER COV.....          S CHC     CHANCE    CHANCE
WEATHER TYPE....NONE      RNSHWR    RNSHWR    RNSHWR
TSTM COV........
TEMP............34        39        43        45
RH..............78        67        62        60
20 FT WIND......NE 10G15  NE 13G20  NE 14G20  NE 13G20
MIX HGT (FT)....900       1300      1400      1500
MIXNG WIND......NE 17     NE 20     NE 22     NE 23
HAINES INDEX....2         2         2         2

$$
Forecaster...Boksa
Requested by...Jeff Feisel
Type of request...PRESCRIBED
.TAG 1707864.0/DMX
.EMAIL jeffrey.feisel@dnr.iowa.gov


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