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

28°F

-2°C

Humidity 58%
Wind Speed NW 5 mph
Barometer 30.02 in (1017.0 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 13 Feb 3:53 am MST
Extended Forecast for

2 Miles WNW Custer SD

  • Today

    Today: Mostly sunny, with a high near 50. Calm wind becoming southwest around 6 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. Light northwest wind.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50. Calm wind becoming southwest around 5 mph.

    High: 50 °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 55. West wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Light west wind.

    Low: 30 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 54. Light and variable wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. South wind around 6 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain before 11am, then a chance of rain and snow. Partly sunny, with a high near 50.

    High: 50 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 50. Calm wind becoming southwest around 6 mph.
Tonight
Partly cloudy, with a low around 24. Light northwest wind.
Saturday
Sunny, with a high near 50. Calm wind becoming southwest around 5 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 55. West wind 6 to 10 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 30. Light west wind.
Washington's Birthday
Sunny, with a high near 54. Light and variable wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 36. South wind around 6 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Tuesday
A slight chance of rain before 11am, then a chance of rain and snow. Partly sunny, with a high near 50.
Tuesday Night
A chance of snow, mainly before 11pm. Partly cloudy, with a low around 25.
Wednesday
A chance of snow. Partly sunny, with a high near 41.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Thursday
A chance of snow. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Custer SD
 43.78°N 103.63°W (Elev. 5600 ft)
Last Update:
2:27 am MST Feb 13, 2026
Forecast Valid:
4am MST Feb 13, 2026-6pm MST Feb 19, 2026
 
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Additional Resources

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Chance of Precipitation