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

37°F

3°C

Humidity 50%
Wind Speed W 3 mph
Barometer 29.92 in (1011.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 3 Mar 12:53 am MST
Extended Forecast for

10 Miles W Custer County Airport SD

  • Overnight

    Overnight: A slight chance of rain and snow before 3am, then a slight chance of snow.  Mostly cloudy, with a low around 34. North wind around 7 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 48. North wind 5 to 8 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. Light and variable wind becoming southwest 5 to 7 mph in the evening.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. Southwest wind 5 to 7 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 5pm.  Partly sunny, with a high near 55. West wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 55 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm, then snow likely.  Mostly cloudy, with a low around 29. North wind around 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%.

    Low: 29 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 33. North wind 13 to 15 mph, with gusts as high as 31 mph.

    High: 33 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 20.

    Low: 20 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Overnight
A slight chance of rain and snow before 3am, then a slight chance of snow. Mostly cloudy, with a low around 34. North wind around 7 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 48. North wind 5 to 8 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 32. Light and variable wind becoming southwest 5 to 7 mph in the evening.
Wednesday
Sunny, with a high near 54. West wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 36. Southwest wind 5 to 7 mph.
Thursday
A 30 percent chance of rain after 5pm. Partly sunny, with a high near 55. West wind 6 to 10 mph, with gusts as high as 21 mph.
Thursday Night
A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 29. North wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Friday
Snow likely. Mostly cloudy, with a high near 33. North wind 13 to 15 mph, with gusts as high as 31 mph.
Friday Night
A chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 20.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Custer County Airport SD
 43.75°N 103.81°W (Elev. 6001 ft)
11:32 pm MST Mar 2, 2026
1am MST Mar 3, 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