Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

40°F

4°C

Humidity 51%
Wind Speed Calm
Barometer 29.88 in (1012.2 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 2 Mar 6:53 pm MST
Extended Forecast for

2 Miles SW Custer State Park SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. North wind 3 to 6 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 5 to 7 mph becoming east in the afternoon. Winds could gust as high as 17 mph.

    High: 57 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. Light and variable wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 17 mph.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. Southwest wind 7 to 10 mph, with gusts as high as 24 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. West wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, with a high near 61. West wind 7 to 9 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 61 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 32. North wind around 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 41. North wind around 11 mph, with gusts as high as 26 mph.

    High: 41 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 26.

    Low: 26 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. North wind 3 to 6 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 5 to 7 mph becoming east in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 35. Light and variable wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 17 mph.
Wednesday
Sunny, with a high near 62. Southwest wind 7 to 10 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 41. West wind 5 to 7 mph, with gusts as high as 15 mph.
Thursday
Mostly cloudy, with a high near 61. West wind 7 to 9 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. North wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 41. North wind around 11 mph, with gusts as high as 26 mph.
Friday Night
A chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 26.
Saturday
Sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
A slight chance of rain and snow. Partly cloudy, with a low around 35.
Monday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Custer State Park SD
 43.7°N 103.45°W (Elev. 5056 ft)
6:32 pm MST Mar 2, 2026
7pm MST Mar 2, 2026-6pm MDT Mar 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