753
FNUS73 KDMX 041341
FWSDMX

Spot Forecast for BCS 5/10...Iowa DNR
National Weather Service Des Moines IA
841 AM CDT Fri Apr 4 2025

Forecast is based on ignition time of 1000 CDT on April 04.
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...

Cloudy skies can be expected today with chances for sprinkles or light
rain returning by the afternoon. Winds will be relatively light
from the east or southeast. Near normal temperatures can be
anticipated with relative humidities higher than seasonal levels.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of
                    rain late in the afternoon.
Max temperature.....Around 52.
Min humidity........56 percent.
Wind (20 ft)........Southeast winds 5 to 10 mph shifting to the
                    northeast around 6 mph late in the afternoon.
Mixing height.......3900 ft AGL.
Transport winds.....Southeast 8 to 15 mph shifting to the northeast
                    around 8 mph late in the afternoon.
Smoke dispersal.....Fair (17400 knot-ft).
GFDI................3.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........83  84  85  87  86  88  88  88
Weather cov.....                    SCH SCH SCH
Weather type....                    RN  RN  RN
Tstm cov........
Temp............42  44  46  48  49  51  52  51
RH..............76  70  68  65  61  59  56  56
20 FT wind dir..SE  SE  SE  SE  SE  E   E   NE
20 FT wind spd..10  9   7   7   6   6   5   6
20 FT wind gust.15  13  9   9   8   8   7   8
Mix hgt (kft)...1.3 1.8 2.0 3.1 3.4 3.5 3.6 3.9
Transp wind dir.SE  SE  SE  SE  S   SE  E   NE
Transp wind spd.15  15  10  9   8   8   8   8
GFDI............3   3   3   2   2   2   2   2
Smoke Dispersal.17  23  18  25  24  24  25  28
Smoke Cat.......PR  PR  PR  PR  PR  PR  PR  PR

.TONIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of
                    rain in the evening and overnight.
Min temperature.....Around 31.
Max humidity........100 percent.
Wind (20 ft)........Northeast winds 7 to 8 mph increasing to north
                    20 to 21 mph.
Mixing height.......400 ft AGL.
Transport winds.....Northeast 8 to 14 mph increasing to north
                    around 28 mph.
Smoke dispersal.....Good (47300 knot-ft) early in the evening
                    decreasing to poor (4000 knot-ft) late in the
                    night.
GFDI................4.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........90     89     90     90     91     87
Weather cov.....S CHC  S CHC  S CHC  S CHC  S CHC
Weather type....RAIN   RAIN   RAIN   RAIN   RAIN   NONE
Tstm cov........
Temp............51     47     44     42     39     35
RH..............59     71     82     89     96     100
20 ft wind......NE 7   NE 7   N 7    N 9    N 16   N 21
20 ft wind gust.9      9      9      13     23     29
Mix hgt (ft)....4200   600    400    700    1300   1900
Transport wind..NE 8   NE 9   N 10   N 14   N 21   N 28
GFDI............2      2      2      2      4      6
Smoke Dispersal.29     5      4      8      24     46
Smoke Cat.......POOR   POOR   POOR   POOR   POOR   FAIR

.SATURDAY...

Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 46.
Min humidity........34 percent.
Wind (20 ft)........North winds 17 to 23 mph.
Mixing height.......5100 ft AGL.
Transport winds.....North 23 to 32 mph.
Smoke dispersal.....Good (34100 knot-ft) early in the morning
                    increasing to excellent (108000 knot-ft) in the
                    afternoon.
GFDI................11.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........61        29        26        15
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............33        32        39        44
RH..............88        75        48        36
20 FT wind......N 18G25   N 21G29   N 21G29   N 18G25
Mix hgt (ft)....1600      2700      4200      5000
Transport wind..N 29      N 31      N 26      N 23
GFDI............6         7         12        15
Smoke Dispersal.39        72        97        101
Smoke Cat.......POOR      GOOD      GOOD      VYGD

$$
Forecaster...Small
Requested by...Prairie Resource Unit
Type of request...PRESCRIBED
.TAG 2508859.0/DMX
.DELDT 04/04/25
.FormatterVersion 2.0.0
.EMAIL laura.miner@dnr.iowa.gov