FNUS73 KUNR 242023
FWSUNR

Spot Forecast for Belle Fourche RX...South Dakota Wildland Fire
National Weather Service Rapid City SD
223 PM MDT Wed Apr 24 2024

Forecast is based on ignition time of 0900 MDT on April 25. 
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Expect plenty of mid/high clouds through the day
Thursday. Although a few sprinkles or light showers are possible 
earlier in the day, the better chances for thunderstorms will not
arrive until at least mid afternoon, with chances continuing 
through the night Thursday night as a cold front moves through. 
Better chances for wetting rains arrive Friday through the 
weekend, along with cooler temperatures and some gusty northerly 
winds at times.

.THURSDAY...

Sky/weather.........Mostly cloudy (60-70 percent). Slight chance of 
                    rain showers early in the afternoon, then chance 
                    of thunderstorms mid to late afternoon.
Max temperature.....Around 72. 
Min humidity........45 percent. 
Wind (20 ft)........East winds 10 to 15 mph with gusts to around 22 
                    mph. Gusty and erratic winds expected near 
                    thunderstorms late in the afternoon. 
CWR.................30 percent. 
LAL.................1 until 1400, then 3. 
Haines Index........4 or low potential for large plume dominated 
                    fire growth. 
Mixing height.......4900 to 5400 ft agl. 
Transport winds.....Southeast 15 to 20 mph. 
Smoke dispersal.....Very good. 

.THURSDAY NIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). A chance of rain
                    showers and thunderstorms through the night. 
Min temperature.....Around 47. 
Max humidity........100 percent. 
Wind (20 ft)........Southeast winds 10 to 15 mph shifting to the 
                    north overnight. Gusts up to 20 mph. Gusty 
                    and erratic winds expected near thunderstorms. 
CWR.................50 percent. 
LAL.................3. 
Haines Index........4 or low potential for large plume dominated 
                    fire growth. 
Mixing height.......400 to 900 ft agl. 
Transport winds.....Southeast around 20 mph shifting to the north 
                    overnight. 
Smoke dispersal.....Poor. 

.FRIDAY...

Sky/weather.........Cloudy (85-95 percent). Rain showers 
                    through the day with a chance of thunderstorms.
Max temperature.....Around 57. 
Min humidity........76 percent. 
Wind (20 ft)........North winds 10 to 20 mph with gusts to around 
                    28 mph. Gusty and erratic winds expected near 
                    thunderstorms.
CWR.................80 percent. 
LAL.................2 until 1200, then 3. 
Haines Index........3 or very low potential for large plume 
                    dominated fire growth. 
Mixing height.......3700 to 4200 ft agl. 
Transport winds.....Northwest around 25 mph. 
Smoke dispersal.....Good. 

$$
Forecaster...JJ
Requested by...James Bachelor
Type of request...PRESCRIBED
.TAG 2412337.0/UNR
.DELDT 04/24/24
.FormatterVersion 2.0.0
.EMAIL James.bachwlor@state.sd.us