Thu May  2 15:21:05 EDT 2024

Eastern Foot Hills-
Including Rapid City and Piedmont
120 PM MDT Thu May 2 2024

.TONIGHT...
Sky/weather.........Partly cloudy. 
Chc of wetting rain.0 percent. 
LAL.................1. 
Min temperature.....Around 33. 
Max humidity........65-71 percent. 
20-foot winds.......Northwest 15 to 20 mph with gusts to around 30 
                    mph decreasing to 5 to 10 mph after midnight. 
Haines Index........3 very low potential for large plume dominated 
                    fire growth. 
Transport winds.....Northwest around 30 mph decreasing to around 15 
                    mph after midnight. 
Smoke dispersal.....Poor. 
Mixing height.......400 to 500 ft agl. 

.FRIDAY...
Sky/weather.........Mostly cloudy. Chance of rain showers and snow 
                    showers in the morning, then slight chance of 
                    rain showers in the afternoon. 
Chc of wetting rain.30 percent. 
LAL.................1. 
Max temperature.....Around 52. 
Min humidity........35-45 percent. 
20-foot winds.......North 10 to 20 mph. 
                    Gusts to around 30 mph in the afternoon. 
Haines Index........4 low potential for large plume dominated fire 
                    growth. 
Transport winds.....Northwest 25 to 30 mph. 
Smoke dispersal.....Fair increasing to very good in the afternoon. 
Mixing height.......5300 to 6700 ft agl. 

.FRIDAY NIGHT...
Sky/weather.........Mostly clear. 
Chc of wetting rain.0 percent. 
LAL.................1. 
Min temperature.....Around 30. 
Max humidity........69-75 percent. 
20-foot winds.......Northwest 15 to 20 mph with gusts to around 30 
                    mph becoming west 5 to 10 mph after midnight. 
Haines Index........3 very low potential for large plume dominated 
                    fire growth. 
Transport winds.....Northwest around 30 mph becoming west around 15 
                    mph after midnight. 
Smoke dispersal.....Poor. 
Mixing height.......300 to 400 ft agl. 

.SATURDAY...
Sky/weather.........Sunny. 
Chc of wetting rain.0 percent. 
LAL.................1. 
Max temperature.....Around 63. 
Min humidity........30 percent. 
20-foot winds.......South 10 to 15 mph shifting to the southeast 15 
                    to 25 mph in the afternoon. 
Haines Index........4 low potential for large plume dominated fire 
                    growth. 
Transport winds.....Southwest around 20 mph increasing to south 
                    around 30 mph in the afternoon. 
Smoke dispersal.....Good increasing to excellent in the afternoon. 
Mixing height.......5600 to 7000 ft agl. 


.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Very windy. Partly cloudy. Slight chance of showers.
Lows in the lower 40s. Highs in the upper 60s. South winds 25 to
40 mph. 
.MONDAY...Windy. Showers likely and chance of thunderstorms. Lows
in the upper 40s. Highs in the lower 60s. Southwest winds 25 to
35 mph. 
.TUESDAY...Windy. Mostly cloudy. Chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 50s.
West winds around 30 mph. 
.WEDNESDAY...Mostly cloudy. Chance of showers. Lows around 40.
Highs in the mid 50s. 
.THURSDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the mid 50s.