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

23°F

-5°C

Humidity 65%
Wind Speed W 5 mph
Barometer 30.05 in (1018.7 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 13 Feb 12:53 am MST
Extended Forecast for

4 Miles E Custer SD

  • Overnight

    Overnight: Mostly clear, with a temperature rising to around 30 by 5am. Calm wind.

    Low: 25 °F⇑

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 53. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54. Light and variable wind. Winds could gust as high as 15 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Calm wind becoming west around 6 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57. West wind 5 to 9 mph, with gusts as high as 26 mph.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Light west wind.

    Low: 31 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 57. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 22 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a temperature rising to around 30 by 5am. Calm wind.
Friday
Mostly sunny, with a high near 53. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.
Friday Night
Partly cloudy, with a low around 27. Calm wind.
Saturday
Sunny, with a high near 54. Light and variable wind. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 31. Calm wind becoming west around 6 mph after midnight.
Sunday
Partly sunny, with a high near 57. West wind 5 to 9 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 31. Light west wind.
Washington's Birthday
Mostly sunny, with a high near 57. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
A chance of rain, mainly after 11am. Partly sunny, with a high near 52.
Tuesday Night
A chance of rain and snow. Partly cloudy, with a low around 28.
Wednesday
A chance of snow. Partly sunny, with a high near 44.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Mostly cloudy, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Custer SD
 43.78°N 103.51°W (Elev. 5217 ft)
Last Update:
11:32 pm MST Feb 12, 2026
Forecast Valid:
12am MST Feb 13, 2026-6pm MST Feb 19, 2026
 
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Additional Resources

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Chance of Precipitation