National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

27°F

-3°C

Humidity 55%
Wind Speed NW 3 mph
Barometer 30.08 in (1019.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 12 Feb 9:53 pm MST
Extended Forecast for

10 Miles W Custer County Airport SD

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 29. Northwest wind 3 to 5 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 48. Light and variable wind becoming southwest around 6 mph.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. Calm wind becoming north around 5 mph after midnight.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48. North wind 5 to 7 mph becoming southwest in the morning. Winds could gust as high as 16 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Calm wind becoming west around 6 mph after midnight.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 52. West wind 7 to 10 mph, with gusts as high as 23 mph.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. West wind around 6 mph becoming north after midnight.

    Low: 30 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 52. Southwest wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 22 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 29. Northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 48. Light and variable wind becoming southwest around 6 mph.
Friday Night
Mostly clear, with a low around 24. Calm wind becoming north around 5 mph after midnight.
Saturday
Sunny, with a high near 48. North wind 5 to 7 mph becoming southwest in the morning. Winds could gust as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 28. Calm wind becoming west around 6 mph after midnight.
Sunday
Partly sunny, with a high near 52. West wind 7 to 10 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 30. West wind around 6 mph becoming north after midnight.
Washington's Birthday
Mostly sunny, with a high near 52. Southwest wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A chance of rain and snow, mainly after 11am. Partly sunny, with a high near 47.
Tuesday Night
A chance of snow. Partly cloudy, with a low around 25.
Wednesday
A chance of snow. Mostly sunny, with a high near 39.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Thursday
A chance of snow. Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Custer County Airport SD
 43.75°N 103.81°W (Elev. 6001 ft)
Last Update:
8:48 pm MST Feb 12, 2026
Forecast Valid:
10pm MST Feb 12, 2026-6pm MST Feb 19, 2026
 
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Additional Resources

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Chance of Precipitation