659
FNUS73 KDMX 271745
FWSDMX

Spot Forecast for Calkins Brush Piles...Hardin County Conservation
National Weather Service Des Moines IA
1245 PM CDT Tue May 27 2025

Forecast is based on ignition time of 1300 CDT on May 27.
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...

Scattered on and off rain showers are expected this afternoon to evening,
with a very low chance for thunder or weak storm as well. Winds will remain light
out of the northeast for the rest of the day, with min RH values above 50%.

.REST OF TODAY...

Sky/weather.........Cloudy (85-95 percent). Chance of showers
                    through the day.
Max temperature.....Around 63.
Min humidity........51 percent.
Wind (20 ft)........Northeast winds 7 to 8 mph.
Mixing height.......4000 ft AGL.
Transport winds.....Northeast 10 to 13 mph.
Smoke dispersal.....Fair (27200 knot-ft) early in the morning
                    increasing to good (39900 knot-ft) in the
                    afternoon.
GFDI................0.

TIME (CDT)      1PM 2PM 3PM 4PM 5PM
Sky (%).........91  89  87  88  91
Weather cov.....CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW
Tstm cov........            SCH SCH
Temp............62  61  61  61  62
RH..............54  53  51  53  52
20 FT wind dir..E   E   NE  NE  NE
20 FT wind spd..8   7   7   7   7
20 FT wind gust.10  10  12  10  10
Mix hgt (kft)...3.4 4.0 3.9 3.7 3.0
Transp wind dir.E   E   E   NE  NE
Transp wind spd.13  12  12  12  10
GFDI............0   0   0   0   0
Smoke Dispersal.38  40  39  37  27
Smoke Cat.......PR  PR  PR  PR  PR

.TONIGHT...

Sky/weather.........Cloudy (85-95 percent). Chance of rain
                    showers through the night.
Min temperature.....Around 51.
Max humidity........89 percent.
Wind (20 ft)........North winds 5 to 7 mph.
Mixing height.......400 ft AGL.
Transport winds.....North 10 to 12 mph.
Smoke dispersal.....Fair (23100 knot-ft) early in the evening
                    decreasing to poor (4000 knot-ft) late in the
                    night.
GFDI................0.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........92  94  94  94  92  94  95  86  92  90  86  87
Weather cov.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........SCH SCH SCH SCH SCH SCH SCH
Temp............61  59  58  55  54  53  53  53  53  52  52  52
RH..............56  62  64  74  80  83  83  86  83  86  86  89
20 FT wind dir..N   N   N   N   N   N   N   N   N   N   N   N
20 FT wind spd..7   7   6   6   6   6   5   5   5   5   5   5
20 FT wind gust.10  12  9   9   8   8   7   7   7   7   7   7
Mix hgt (kft)...2.3 0.9 0.7 0.7 0.6 0.7 0.4 0.4 0.5 0.4 0.5 0.5
Transp wind dir.N   N   N   N   N   NE  N   N   N   N   N   N
Transp wind spd.12  12  12  12  12  10  10  12  12  12  12  12
GFDI............0   0   0   0   0   0   0   0   0   0   0   0
Smoke Dispersal.23  9   7   7   6   6   4   5   5   5   5   5
Smoke Cat.......PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

$$
Forecaster...Bury
Requested by...Nicholas Stavroplus
Type of request...PRESCRIBED
.TAG 2514815.0/DMX
.DELDT 05/27/25
.FormatterVersion 2.0.0
.EMAIL nstavroplus@hardincountyia.gov