Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48° N Lon: 103.78° W Elev: 3898 ft.

Fair

84°F

29°C

Humidity 22%
Wind Speed E 8 mph
Barometer 30.17 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Aug 6:15 pm MDT
Detailed forecast for

Northern Black Hills

Tonight
Mostly clear. Lows in the lower 50s. South winds 5 to 10 mph.
Thursday
Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 40 percent.
Thursday Night
Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
Friday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 20 percent.
Friday Night
Partly cloudy. Lows in the upper 50s. West winds 5 to 10 mph.
Saturday
Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
Saturday Night
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. Chance of rain 40 percent.
Sunday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.
Sunday Night
Mostly clear. Lows in the upper 40s.
Monday
Mostly sunny. Highs in the mid 70s.
Monday Night
Partly cloudy. Lows in the lower 50s.
Tuesday
Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.
Tuesday Night
Mostly clear. Lows in the mid 50s.
Wednesday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.



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532 PM MDT Wed Aug 26 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database