801
FNUS73 KDMX 241831
FWSDMX

Spot Forecast for Calkins Brush Piles...Hardin County Conservation
National Weather Service Des Moines IA
131 PM CDT Thu Sep 24 2026

Forecast is based on ignition time of 1400 CDT on September 24.
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...

Overcast sky conditions this afternoon with a few sprinkles or
light showers possible after 3 pm. The light southeast wind will
persist this afternoon. Rain will become more widespread tonight
into Friday morning.

.REST OF TODAY...

Sky/weather.........Cloudy (85-95 percent). Slight chance of
                    showers late in the afternoon.
Max temperature.....Around 66.
Min humidity........73 percent.
Wind (20 ft)........Southeast winds 5 to 8 mph.
Mixing height.......3100 ft AGL.
Transport winds.....South around 9 mph.
Smoke dispersal.....Poor (12300 knot-ft).
GFDI................0.

TIME (CDT)      2PM 3PM 4PM 5PM
Sky (%).........84  86  87  92
Weather cov.....    SCH SCH
Weather type....    RW  RW
Tstm cov........
Temp............65  64  64  63
RH..............73  75  75  81
20 FT wind dir..SE  SE  SE  SE
20 FT wind spd..8   7   6   5
20 FT wind gust.
Mix hgt (kft)...3.1 2.8 2.5 1.5
Transp wind dir.S   S   S   SE
Transp wind spd.9   9   9   9
GFDI............0   0   0   0
Smoke Dispersal.25  23  20  12
Smoke Cat.......PR  PR  PR  PR

.TONIGHT...

Sky/weather.........Cloudy (85-95 percent). Slight chance of rain
                    showers early in the evening, then chance of
                    rain showers early in the evening. Rain showers
                    likely overnight.
Min temperature.....Around 58.
Max humidity........100 percent.
Wind (20 ft)........Southeast winds around 5 mph early in the
                    evening becoming light.
Mixing height.......400 ft AGL.
Transport winds.....Southeast 7 to 8 mph.
Smoke dispersal.....Poor (2400 knot-ft).
GFDI................0.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........90  95  94  94  91  89  90  91  90  88  92  92
Weather cov.....SCH SCH CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Temp............63  62  61  60  60  59  59  59  59  59  59  59
RH..............84  90  97  100 100 100 100 100 100 100 100 100
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  E   E   E   E
20 FT wind spd..5   3   3   3   2   2   1   1   1   1   2   2
20 FT wind gust.    6   6   5   5   5   3   3   3   3   3   5
Mix hgt (kft)...0.7 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
Transp wind spd.8   8   8   8   8   8   7   7   7   7   7   7
GFDI............0   0   0   0   0   0   0   0   0   0   0   0
Smoke Dispersal.5   3   3   3   3   3   3   3   3   3   2   3
Smoke Cat.......PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.FRIDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Chance of rain
                    showers early in the morning, then slight
                    chance of rain showers late in the morning.
                    Slight chance of rain showers in the afternoon.
Max temperature.....Around 64.
Min humidity........93 percent.
Wind (20 ft)........Light winds becoming southeast 5 to 7 mph in
                    the late morning and afternoon.
Mixing height.......2100 ft AGL.
Transport winds.....Southeast 7 to 13 mph.
Smoke dispersal.....Poor (2600 knot-ft).
GFDI................0.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........92  91  78  88  83  79  93  94  93  89  78  82
Weather cov.....CHC CHC CHC CHC SCH         SCH SCH SCH SCH SCH
Weather type....RW  RW  RW  RW  RW          RW  RW  RW  RW  RW
Tstm cov........
Temp............59  59  58  60  60  61  61  61  62  62  62  64
RH..............100 100 100 100 100 100 100 100 100 100 100 93
20 FT wind dir..E   E   E   E   SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..2   2   3   3   5   6   6   7   7   7   7   7
20 FT wind gust.5   6   6   7   8   9   9   10  12  12  12  12
Mix hgt (kft)...0.4 0.4 0.7 0.7 1.0 1.4 1.7 2.1 1.8 1.7 2.0 1.6
Transp wind dir.SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
Transp wind spd.7   8   8   8   10  12  12  12  12  12  13  13
GFDI............0   0   0   0   0   0   0   0   0   0   0   0
Smoke Dispersal.3   3   5   5   9   14  17  21  18  17  22  18
Smoke Cat.......PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

$$
Forecaster...Donavon
Requested by...Nicholas Stavroplus
Type of request...PRESCRIBED
.TAG 2622477.0/DMX
.DELDT 09/24/26
.FormatterVersion 2.0.0
.EMAIL nstavroplus@hardincountyia.gov