Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

39°F

4°C

Humidity 61%
Wind Speed S 15 G 24 mph
Barometer 30.18 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 10 Nov 11:35 am CST
Extended Forecast for

Long Valley SD

  • Today

    Today: Sunny, with a high near 57. South wind 13 to 16 mph, with gusts as high as 31 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. West wind 11 to 14 mph.

    Low: 43 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Sunny, with a high near 61. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. Southwest wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Southeast wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69. Southwest wind 7 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. South wind 14 to 18 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69. Breezy.

    High: 69 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 57. South wind 13 to 16 mph, with gusts as high as 31 mph.
Tonight
Mostly cloudy, with a low around 43. West wind 11 to 14 mph.
Veterans Day
Sunny, with a high near 61. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph.
Tuesday Night
Mostly clear, with a low around 32. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 61. Southwest wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.
Wednesday Night
Mostly cloudy, with a low around 37. Southeast wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 69. Southwest wind 7 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 46. South wind 14 to 18 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 69. Breezy.
Friday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 35. Breezy.
Saturday
A slight chance of rain. Partly sunny, with a high near 50. Breezy.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 48. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
9:47 am MST Nov 10, 2025
11am MST Nov 10, 2025-6pm MST Nov 16, 2025
 
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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