Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

12°F

-11°C

Humidity 56%
Wind Speed W 3 mph
Barometer 30.02 in (1023.6 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Last update 21 Feb 5:53 am MST
Extended Forecast for

3 Miles NNE Keystone SD

  • Today

    Today: A slight chance of snow showers between 8am and 11am.  Mostly sunny, with a high near 27. Wind chill values as low as 2. Northwest wind 3 to 8 mph. Winds could gust as high as 23 mph.  Chance of precipitation is 20%.

    High: 27 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 6. Calm wind.

    Low: 6 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Wind chill values as low as 9. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 15. South wind 3 to 6 mph. Winds could gust as high as 15 mph.

    Low: 15 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 54. West wind 3 to 6 mph. Winds could gust as high as 16 mph.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. West wind 3 to 7 mph. Winds could gust as high as 18 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. Northwest wind around 8 mph, with gusts as high as 26 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 34. West wind 8 to 11 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of snow.  Partly sunny, with a high near 46.

    High: 46 °F

    Chance Snow

Detailed Forecast

Today
A slight chance of snow showers between 8am and 11am. Mostly sunny, with a high near 27. Wind chill values as low as 2. Northwest wind 3 to 8 mph. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 6. Calm wind.
Sunday
Mostly sunny, with a high near 31. Wind chill values as low as 9. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Mostly clear, with a low around 15. South wind 3 to 6 mph. Winds could gust as high as 15 mph.
Monday
Partly sunny, with a high near 54. West wind 3 to 6 mph. Winds could gust as high as 16 mph.
Monday Night
Mostly cloudy, with a low around 34. West wind 3 to 7 mph. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 56. Northwest wind around 8 mph, with gusts as high as 26 mph.
Tuesday Night
A slight chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 34. West wind 8 to 11 mph, with gusts as high as 26 mph.
Wednesday
A chance of snow. Partly sunny, with a high near 46.
Wednesday Night
A slight chance of snow before 11pm. Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 32.
Friday
A slight chance of snow. Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Keystone SD
 43.92°N 103.41°W (Elev. 4708 ft)
3:22 am MST Feb 21, 2026
6am MST Feb 21, 2026-6pm MST Feb 27, 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