Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

-4°F

-20°C

Humidity 84%
Wind Speed NW 12 mph
Barometer 30.19 in
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-22°F (-30°C)
Last update 25 Jan 8:15 am CST
Extended Forecast for

Long Valley SD

  • Today

    Today: A chance of flurries before 11am.  Partly sunny, with a high near 4. Wind chill values as low as -23. Northwest wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 4 °F

    Chance
    Flurries

  • Tonight

    Tonight: Mostly clear, with a low around -5. Wind chill values as low as -21. Northwest wind 7 to 16 mph becoming southwest after midnight. Winds could gust as high as 24 mph.

    Low: -5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 41. Wind chill values as low as -15. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 38 mph.

    High: 41 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Wind chill values as low as 3. Northwest wind 9 to 16 mph, with gusts as high as 22 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Northwest wind 7 to 9 mph becoming northeast in the afternoon.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a steady temperature around 22. South wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Northwest wind 10 to 14 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. East wind 9 to 11 mph becoming southwest after midnight.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
A chance of flurries before 11am. Partly sunny, with a high near 4. Wind chill values as low as -23. Northwest wind 11 to 16 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around -5. Wind chill values as low as -21. Northwest wind 7 to 16 mph becoming southwest after midnight. Winds could gust as high as 24 mph.
Monday
Sunny, with a high near 41. Wind chill values as low as -15. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 38 mph.
Monday Night
Partly cloudy, with a low around 12. Wind chill values as low as 3. Northwest wind 9 to 16 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 30. Northwest wind 7 to 9 mph becoming northeast in the afternoon.
Tuesday Night
Partly cloudy, with a steady temperature around 22. South wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly sunny, with a high near 36. Northwest wind 10 to 14 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 17. East wind 9 to 11 mph becoming southwest after midnight.
Thursday
Partly sunny, with a high near 36.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 10.
Friday
A slight chance of snow. Partly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Partly sunny, with a high near 37. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
5:46 am MST Jan 25, 2026
7am MST Jan 25, 2026-6pm MST Jan 31, 2026
 
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Additional Resources

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Hourly Weather Forecast

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