Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

23°F

-5°C

Humidity 63%
Wind Speed E 7 mph
Barometer 30.04 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 16 Mar 7:55 pm CDT
Extended Forecast for

Long Valley SD

  • Tonight

    Tonight: A slight chance of snow between 2am and 4am, then a chance of freezing rain.  Mostly cloudy, with a temperature rising to around 28 by 5am. Wind chill values as low as 7. East wind 6 to 15 mph becoming southwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Tuesday

    Tuesday: A chance of freezing rain, mixing with rain after 7am, then gradually ending.  Mostly cloudy, with a high near 63. Wind chill values as low as 19 early. Breezy, with a southwest wind 14 to 19 mph becoming northwest 24 to 29 mph in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 30%.

    High: 63 °F

    Breezy.
    Chance
    Rain/Freezing
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. West wind 16 to 18 mph, with gusts as high as 29 mph.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Breezy, with a west wind 15 to 22 mph, with gusts as high as 33 mph.

    High: 75 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. West wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. West wind 10 to 18 mph, with gusts as high as 24 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. West wind 9 to 16 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 28 mph.

    High: 79 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of snow between 2am and 4am, then a chance of freezing rain. Mostly cloudy, with a temperature rising to around 28 by 5am. Wind chill values as low as 7. East wind 6 to 15 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A chance of freezing rain, mixing with rain after 7am, then gradually ending. Mostly cloudy, with a high near 63. Wind chill values as low as 19 early. Breezy, with a southwest wind 14 to 19 mph becoming northwest 24 to 29 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 41. West wind 16 to 18 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 75. Breezy, with a west wind 15 to 22 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 44. West wind 10 to 14 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 79. West wind 10 to 18 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 49. West wind 9 to 16 mph.
Friday
Mostly sunny, with a high near 79. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Sunny, with a high near 76. Breezy.
Saturday Night
Partly cloudy, with a low around 38. Breezy.
Sunday
Mostly sunny, with a high near 55. Breezy.
Sunday Night
Mostly cloudy, with a low around 31. Blustery.
Monday
Partly sunny, with a high near 58. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
6:26 pm MDT Mar 16, 2026
7pm MDT Mar 16, 2026-6pm MDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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