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000
FNUS73 KUNR 221428
FWSUNR

Spot Forecast for Manderson Rx...SD-PRA
National Weather Service Rapid City SD
828 AM MDT Mon Apr 22 2024

Forecast is based on ignition time of 0900 MDT on April 22.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Gusty northwest winds are expected through
Tuesday. Minimum relative humidities will drop to 20 percent
today and 25 percent Wednesday with fair relative humidity
recovery tonight. Looking ahead, dry weather Wednesday will be
replaced by unsettled weather Thursday into the weekend with daily
chance for showers and thunderstorms as well as increasing
chances for wetting rains.

.TODAY...

Sky/weather.........Mostly sunny (20-40 percent).
Max temperature.....Around 66.
Min humidity........20 percent.
Wind (20 ft)........Northwest winds 15 to 25 mph with gusts
                    from 25 to 35 mph.
CWR.................0 percent.
LAL.................1.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......7700 to 8200 ft agl.
Transport winds.....Northwest 25 to 35 mph.
Smoke dispersal.....Excellent.

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent) then becoming
                    mostly cloudy (45-55 percent).
Min temperature.....Around 36.
Max humidity........51 percent.
Wind (20 ft)........North winds 10 to 15 mph shifting to the
                    northwest overnight. Gusts up to 20 mph.
CWR.................0 percent.
LAL.................1.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......500 to 1000 ft agl.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Poor.

.TUESDAY...

Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 60.
Min humidity........25 percent.
Wind (20 ft)........North winds 10 to 20 mph with gusts to around
                    25 mph.
CWR.................0 percent.
LAL.................1.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......7100 to 7600 ft agl.
Transport winds.....North 20 to 30 mph.
Smoke dispersal.....Very good.

$$
Forecaster...EH
Requested by...Fuels Spc
Type of request...PRESCRIBED
.TAG 2411726.0/UNR
.DELDT 04/22/24
.FormatterVersion 2.0.0
.EMAIL leland.black@bia.gov