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.

Overcast

23°F

-5°C

Humidity 63%
Wind Speed NW 12 G 23 mph
Barometer 30.04 in (1021.2 mb)
Dewpoint 12°F (-11°C)
Visibility 9.00 mi
Wind Chill11°F (-12°C)
Last update 3 Apr 6:53 pm MDT
Extended Forecast for

3 Miles NNE Keystone SD

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 9pm.  Mostly cloudy, with a low around 23. Wind chill values as low as 15. Northwest wind 6 to 8 mph, with gusts as high as 23 mph.  Little or no snow accumulation expected.

    Low: 23 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 50. Wind chill values as low as 18 early. Northwest wind 6 to 10 mph, with gusts as high as 30 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West wind 3 to 7 mph. Winds could gust as high as 22 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53. West wind 5 to 7 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 30. Northeast wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 30 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A 30 percent chance of snow, mainly before noon.  Mostly cloudy, with a high near 40. Calm wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 26 mph.

    High: 40 °F

    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 29. Southeast wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 26 mph.

    Low: 29 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65. South wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly before 9pm. Mostly cloudy, with a low around 23. Wind chill values as low as 15. Northwest wind 6 to 8 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 50. Wind chill values as low as 18 early. Northwest wind 6 to 10 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 32. West wind 3 to 7 mph. Winds could gust as high as 22 mph.
Sunday
Mostly sunny, with a high near 53. West wind 5 to 7 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 30. Northeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Monday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 40. Calm wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 26 mph.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 29. Southeast wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 26 mph.
Tuesday
Mostly sunny, with a high near 65. South wind 6 to 10 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
A slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly sunny, with a high near 57.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Thursday
Snow likely. Mostly cloudy, with a high near 42.
Thursday Night
Snow likely. Mostly cloudy, with a low around 25.
Friday
Snow likely. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Keystone SD
 43.92°N 103.41°W (Elev. 4708 ft)
6:47 pm MDT Apr 3, 2026
7pm MDT Apr 3, 2026-6pm MDT Apr 10, 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