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

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

39°F

4°C

Humidity 75%
Wind Speed SE 9 mph
Barometer 29.85 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 2 Mar 7:35 pm CST
Extended Forecast for

Long Valley SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Southeast wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 17 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. Northwest wind 7 to 13 mph becoming northeast in the afternoon.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. Southeast wind 6 to 11 mph becoming south in the evening. Winds could gust as high as 16 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. South wind 13 to 16 mph, with gusts as high as 22 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. South wind 11 to 18 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 70. Breezy, with a south wind 17 to 20 mph becoming east in the afternoon. Winds could gust as high as 26 mph.

    High: 70 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 30. Blustery, with a north wind 15 to 20 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Chance Rain
    and Blustery

  • Friday

    Friday: Rain and snow likely, mainly after 11am.  Mostly cloudy, with a high near 43. Breezy, with a north wind 22 to 28 mph, with gusts as high as 36 mph.

    High: 43 °F

    Rain/Snow
    Likely and
    Breezy

  • Friday Night

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

    Low: 26 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. Southeast wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 17 mph.
Tuesday
Partly sunny, with a high near 60. Northwest wind 7 to 13 mph becoming northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 30. Southeast wind 6 to 11 mph becoming south in the evening. Winds could gust as high as 16 mph.
Wednesday
Sunny, with a high near 70. South wind 13 to 16 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 40. South wind 11 to 18 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 70. Breezy, with a south wind 17 to 20 mph becoming east in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 30. Blustery, with a north wind 15 to 20 mph, with gusts as high as 26 mph.
Friday
Rain and snow likely, mainly after 11am. Mostly cloudy, with a high near 43. Breezy, with a north wind 22 to 28 mph, with gusts as high as 36 mph.
Friday Night
A chance of rain and snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 26.
Saturday
Sunny, with a high near 55. Windy.
Saturday Night
Mostly clear, with a low around 36. Breezy.
Sunday
Mostly sunny, with a high near 63. Breezy.
Sunday Night
Partly cloudy, with a low around 36. Breezy.
Monday
A chance of rain. Mostly sunny, with a high near 66. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
6:32 pm MST Mar 2, 2026
6pm 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