Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

23°F

-5°C

Humidity 68%
Wind Speed E 7 mph
Barometer 30.18 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 28 Feb 9:15 pm CST
Extended Forecast for

Long Valley SD

  • Tonight

    Tonight: Increasing clouds, with a low around 17. Wind chill values as low as 6. East wind around 14 mph, with gusts as high as 21 mph.

    Low: 17 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 50. Wind chill values as low as 6 early. Breezy, with a south wind 16 to 23 mph, with gusts as high as 29 mph.

    High: 50 °F

    Decreasing
    Clouds and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. South wind 15 to 17 mph, with gusts as high as 23 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 11am.  Mostly cloudy, with a high near 61. South wind 11 to 14 mph.

    High: 61 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. Southeast wind 7 to 10 mph becoming northwest after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 9 to 13 mph becoming northeast in the afternoon.

    High: 57 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. Southeast wind 9 to 17 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Breezy, with a south wind 16 to 23 mph, with gusts as high as 32 mph.

    High: 68 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Increasing clouds, with a low around 17. Wind chill values as low as 6. East wind around 14 mph, with gusts as high as 21 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 50. Wind chill values as low as 6 early. Breezy, with a south wind 16 to 23 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy, with a low around 33. South wind 15 to 17 mph, with gusts as high as 23 mph.
Monday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 61. South wind 11 to 14 mph.
Monday Night
Mostly cloudy, with a low around 34. Southeast wind 7 to 10 mph becoming northwest after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 9 to 13 mph becoming northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 34. Southeast wind 9 to 17 mph becoming south after midnight. Winds could gust as high as 23 mph.
Wednesday
Sunny, with a high near 68. Breezy, with a south wind 16 to 23 mph, with gusts as high as 32 mph.
Wednesday Night
Partly cloudy, with a low around 40. Breezy.
Thursday
Partly sunny, with a high near 62. Breezy.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 30.
Friday
A slight chance of rain. Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Sunny, with a high near 57. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
8:21 pm MST Feb 28, 2026
8pm MST Feb 28, 2026-6pm MST Mar 7, 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