Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

25°F

-4°C

Humidity 50%
Wind Speed E 8 mph
Barometer 29.51 in (1003.4 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 18 Feb 5:53 pm MST
Extended Forecast for

5 Miles NNW Custer SD

Winter Weather Advisory February 18, 11:00pm until February 19, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: Snow likely, mainly after 1am.  Increasing clouds, with a low around 9. Northeast wind 5 to 7 mph becoming calm  after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.

    Low: 9 °F

    Slight Chance
    Snow then
    Snow Likely

  • Thursday

    Thursday: Snow.  High near 18. Wind chill values as low as 8. Calm wind becoming northeast around 5 mph. Winds could gust as high as 15 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 18 °F

    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around 0. Calm wind.  New snow accumulation of less than a half inch possible.

    Low: 0 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 25. Wind chill values as low as 2. Light and variable wind. Winds could gust as high as 15 mph.

    High: 25 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 5. Calm wind.

    Low: 5 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 30. Calm wind becoming northwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 30 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 6. Northwest wind 3 to 5 mph.

    Low: 6 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 33. Light and variable wind becoming southeast around 6 mph in the morning. Winds could gust as high as 17 mph.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly after 1am. Increasing clouds, with a low around 9. Northeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.
Thursday
Snow. High near 18. Wind chill values as low as 8. Calm wind becoming northeast around 5 mph. Winds could gust as high as 15 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 40 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 0. Calm wind. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 25. Wind chill values as low as 2. Light and variable wind. Winds could gust as high as 15 mph.
Friday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 5. Calm wind.
Saturday
Sunny, with a high near 30. Calm wind becoming northwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 6. Northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 33. Light and variable wind becoming southeast around 6 mph in the morning. Winds could gust as high as 17 mph.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 47.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Wednesday
A chance of snow. Mostly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Custer SD
 43.84°N 103.64°W (Elev. 5600 ft)
6:26 pm MST Feb 18, 2026
6pm MST Feb 18, 2026-6pm MST Feb 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database