Spot Forecast
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
068
FNUS73 KDMX 101216
FWSDMX
Spot Forecast for Sleeper pile...usfws
National Weather Service Des Moines IA
616 AM CST Wed Dec 10 2025
Forecast is based on ignition time of 0700 CST on December 10.
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.
...HIGH WIND WARNING IN EFFECT UNTIL 9 AM CST THIS MORNING...
.DISCUSSION...
Strong northwest winds this morning will gust 35-45 mph through
the morning. Winds will then taper off into the afternoon to
gusts of 25-30 mph. This morning a brief snow shower is possible,
though no accumulation is expected. Relative humidity today will
remain over 75-80%.
.REST OF TODAY...
Sky/weather.........Cloudy (90-100 percent). Slight chance of snow
late in the morning.
Max temperature.....Around 24.
Min humidity........84 percent.
Wind (20 ft)........Windy. Northwest winds 21 to 30 mph with gusts
to around 41 mph decreasing to 13 to 20 mph in
the afternoon.
Mixing height.......2400 ft AGL.
Transport winds.....Northwest 22 to 31 mph decreasing to around 20
mph late in the afternoon.
Smoke dispersal.....Fair (20600 knot-ft) early in the morning
increasing to good (54200 knot-ft) in the
afternoon.
GFDI................6.
TIME (CST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........90 95 94 94 95 94 94 91 90 90 93
Weather cov..... SCH SCH
Weather type.... SN SN
Tstm cov........
Temp............24 23 23 22 22 22 21 21 20 19 18
RH..............84 84 84 84 88 88 92 92 92 88 92
20 FT wind dir..NW NW NW NW NW NW NW NW NW NW NW
20 FT wind spd..30 28 23 22 22 21 20 18 17 16 13
20 FT wind gust.41 37 35 33 33 31 29 29 26 25 22
Mix hgt (kft)...1.2 1.3 1.7 2.0 2.2 2.3 2.3 2.4 2.2 1.9 1.2
Transp wind dir.N NW NW NW NW NW NW NW NW NW NW
Transp wind spd.31 26 28 28 28 28 26 25 24 22 20
GFDI............9 7 6 6 6 5 4 4 3 3 2
Smoke Dispersal.32 29 40 49 52 54 53 53 46 36 21
Smoke Cat.......PR PR FR FR FR FR FR FR FR PR PR
.TONIGHT...
Sky/weather.........Mostly cloudy (75-85 percent).
Min temperature.....Around 9 above.
Max humidity........96 percent.
Wind (20 ft)........Northwest winds 5 to 12 mph in the evening and
overnight becoming light.
Mixing height.......900 ft AGL.
Transport winds.....North 12 to 20 mph decreasing to 5 to 8 mph
overnight, then shifting to the east around 5
mph after 3 am shifting to the southeast around
7 mph early in the morning.
Smoke dispersal.....Good (34400 knot-ft) early in the evening
decreasing to poor (3700 knot-ft) late in the
night.
GFDI................1.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........92 92 91 90 82 71 70 71 73 76 80 81
Weather cov.....
Weather type....
Tstm cov........
Temp............17 16 15 14 13 13 12 11 11 10 9 9
RH..............92 92 92 92 91 87 91 91 91 91 96 91
20 FT wind dir..NW NW NW NW NW NW NW N N N NE SE
20 FT wind spd..12 10 9 8 7 6 6 5 3 2 2 2
20 FT wind gust.21 18 17 16 13 12 9 8 7 6 6 6
Mix hgt (kft)...1.3 2.0 1.9 1.8 1.5 1.2 1.1 1.0 1.0 1.0 0.9 0.9
Transp wind dir.NW NW N N N N N N N NE E SE
Transp wind spd.20 20 18 16 14 12 8 6 5 5 5 7
GFDI............2 2 1 1 1 1 1 1 0 0 0 0
Smoke Dispersal.21 34 30 25 18 12 8 5 4 4 4 5
Smoke Cat.......PR PR PR PR PR PR PR PR PR PR PR PR
.THURSDAY...
Sky/weather.........Cloudy (85-95 percent). Chance of snow in the
morning, then snow in the afternoon.
Max temperature.....Around 22.
Min humidity........91 percent.
Wind (20 ft)........Light winds becoming south 5 to 10 mph early in
the morning.
Mixing height.......1100 ft AGL.
Transport winds.....South 7 to 16 mph increasing to 14 to 17 mph
late in the afternoon.
Smoke dispersal.....Poor (5200 knot-ft) early in the morning
increasing to fair (15300 knot-ft) in the
afternoon.
GFDI................1.
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........84 86 90 88 87 88 88 89 90 91 92 94
Weather cov.....CHC CHC CHC CHC CHC CHC DEF DEF DEF DEF DEF DEF
Weather type....SN SN SN SN SN SN SN SN SN SN SN SN
Tstm cov........
Temp............9 10 11 14 15 16 18 20 20 21 21 22
RH..............96 91 96 92 100 100 100 96 100 96 100 96
20 FT wind dir..S S S S S S S S SE SE SE SE
20 FT wind spd..2 3 5 6 7 9 10 10 10 10 10 9
20 FT wind gust.6 7 8 10 13 14 15 16 16 16 16 16
Mix hgt (kft)...1.0 0.9 0.9 1.0 1.1 1.1 1.1 1.1 1.0 1.0 1.0 1.1
Transp wind dir.S S S S S S S S S S S S
Transp wind spd.8 7 8 12 14 15 15 16 17 17 16 14
GFDI............0 0 0 1 1 1 1 1 1 1 1 1
Smoke Dispersal.7 5 7 10 13 14 14 15 15 15 14 13
Smoke Cat.......PR PR PR PR PR PR PR PR PR PR PR PR
$$
Forecaster...Hagenhoff
Requested by...union slough nwr
Type of request...PRESCRIBED
.TAG 2527264.1/DMX
.DELDT 12/10/25
.FormatterVersion 2.0.0
.EMAIL trever_elg@fws.gov