Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05° N Lon: 103.05° W Elev: 3202 ft.

Fair

65°F

18°C

Humidity 21%
Wind Speed NW 12 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 2:52 pm MST
Detailed forecast for

Rapid City

Late This Afternoon
Partly cloudy. Highs in the lower 60s. West winds 10 to 15 mph with gusts up to 35 mph.
Tonight
Partly cloudy. Lows in the lower 40s. West winds 10 to 15 mph with gusts up to 30 mph.
Tuesday
Becoming mostly cloudy. A 50 percent chance of rain. Breezy with highs in the mid 50s. West winds 10 to 20 mph, increasing to northwest 20 to 30 mph in the afternoon. Gusts up to 45 mph.
Tuesday Night
Partly cloudy. A slight chance of rain in the evening. Breezy with lows in the lower 30s. Northwest winds 15 to 25 mph with gusts up to 45 mph. Chance of rain 20 percent.
Wednesday
Partly cloudy. Highs in the upper 40s. North winds 10 to 15 mph. Gusts up to 30 mph, decreasing to 20 mph in the afternoon.
Wednesday Night
Clear. Lows in the lower 30s. West winds 10 to 15 mph. Gusts up to 35 mph after midnight.
Thursday
Mostly sunny and windy. Highs in the upper 40s.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Windy with lows in the mid 20s.
Friday
Partly cloudy and very windy. Highs in the lower 30s.
Friday Night
Partly cloudy and breezy. Lows around 20.
Saturday
Partly cloudy in the morning, then clearing. Highs in the upper 30s.
Saturday Night
Mostly clear. Lows 15 to 20.
Sunday
Mostly sunny. Highs in the upper 40s.
Sunday Night
Partly cloudy. Lows in the mid 20s.
Martin Luther King Jr Day
Mostly sunny. Highs in the upper 40s.



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303 PM MST Mon Jan 12 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database