National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Overcast

12°F

-11°C

Humidity 62%
Wind Speed NW 9 mph
Barometer 29.83 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 19 Feb 9:35 pm CST
Extended Forecast for

Long Valley SD

  • Tonight

    Tonight: A 20 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 11. Wind chill values as low as -5. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 11 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29. Wind chill values as low as -4. West wind 7 to 9 mph.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 10. Wind chill values as low as zero. Northwest wind around 6 mph becoming south in the evening.

    Low: 10 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 38. Wind chill values as low as 2. Northwest wind 6 to 14 mph.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 9. Northwest wind around 8 mph.

    Low: 9 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 35. North wind 6 to 10 mph becoming east in the afternoon.

    High: 35 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16. Breezy, with an east wind 11 to 20 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 55. Breezy, with a south wind 15 to 22 mph, with gusts as high as 31 mph.

    High: 55 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
A 20 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 11. Wind chill values as low as -5. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 29. Wind chill values as low as -4. West wind 7 to 9 mph.
Friday Night
Mostly cloudy, with a low around 10. Wind chill values as low as zero. Northwest wind around 6 mph becoming south in the evening.
Saturday
Sunny, with a high near 38. Wind chill values as low as 2. Northwest wind 6 to 14 mph.
Saturday Night
Mostly clear, with a low around 9. Northwest wind around 8 mph.
Sunday
Increasing clouds, with a high near 35. North wind 6 to 10 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 16. Breezy, with an east wind 11 to 20 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 55. Breezy, with a south wind 15 to 22 mph, with gusts as high as 31 mph.
Monday Night
Mostly cloudy, with a low around 35. Breezy.
Tuesday
Partly sunny, with a high near 63. Breezy.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31.
Wednesday
Mostly sunny, with a high near 53. Breezy.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 58. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
Last Update:
7:32 pm MST Feb 19, 2026
Forecast Valid:
8pm MST Feb 19, 2026-6pm MST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation