Active Spring Like Pattern Across the Eastern Half of the Country

The second storm will track across central and eastern portion of the country this weekend. Heavy wintry precipitation will affect the northern Plains to the upper peninsula of Michigan. Severe thunderstorms are expected along and ahead of the cold front, where very large hail, damaging winds and a few tornadoes are possible from the mid-Mississippi and Ohio Valleys to southern Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

31°F

-1°C

Humidity 82%
Wind Speed W 15 G 23 mph
Barometer 29.79 in (1009.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 3 Apr 8:53 am MDT
Extended Forecast for

3 Miles NNE Keystone SD

  • Today

    Today: Snow.  Areas of fog before noon. High near 31. Wind chill values as low as 17. Northeast wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow Likely
    and Areas Fog
    then Snow

  • Tonight

    Tonight: Snow, mainly before midnight.  Low around 23. Wind chill values as low as 16. Northwest wind 6 to 9 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow then
    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 50. Wind chill values as low as 19 early. Northwest wind 6 to 10 mph, with gusts as high as 31 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West wind 5 to 7 mph, with gusts as high as 23 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53. West wind 5 to 8 mph becoming northeast in the afternoon. Winds could gust as high as 23 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight.  Partly cloudy, with a low around 29. Northeast wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A 30 percent chance of snow.  Mostly cloudy, with a high near 39. Calm wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 25 mph.

    High: 39 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Southeast wind 6 to 8 mph becoming south after midnight. Winds could gust as high as 24 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Snow. Areas of fog before noon. High near 31. Wind chill values as low as 17. Northeast wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow, mainly before midnight. Low around 23. Wind chill values as low as 16. Northwest wind 6 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 50. Wind chill values as low as 19 early. Northwest wind 6 to 10 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 32. West wind 5 to 7 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 53. West wind 5 to 8 mph becoming northeast in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 29. Northeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Monday
A 30 percent chance of snow. Mostly cloudy, with a high near 39. Calm wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 28. Southeast wind 6 to 8 mph becoming south after midnight. Winds could gust as high as 24 mph.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
A chance of rain and snow. Mostly sunny, with a high near 58.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 28.
Thursday
Snow likely. Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Keystone SD
 43.92°N 103.41°W (Elev. 4708 ft)
7:52 am MDT Apr 3, 2026
9am MDT Apr 3, 2026-6pm MDT Apr 9, 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