Fire Weather Concerns in the South-Central U.S.; Heavy Precipitation in Northern California and the Great Lakes

Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern Plains and extending into the Ozarks. An atmospheric river will bring heavy rain and a flash flood threat to northern California and heavy mountain snow in the Cascades and Northern Rockies. A clipper system will bring heavy snow to the Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

45°F

7°C

Humidity 49%
Wind Speed NW 5 mph
Barometer 29.61 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 24 Feb 4:55 pm CST
Extended Forecast for

Tolstoy SD

  • Tonight

    Tonight: Partly cloudy, with a low around 13. North wind 3 to 8 mph.

    Low: 13 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of snow between 11am and 5pm.  Mostly cloudy, with a high near 30. Light and variable wind becoming south southeast 5 to 10 mph in the morning.  Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 48. Breezy, with a west wind 16 to 24 mph, with gusts as high as 33 mph.

    High: 48 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph.

    Low: 31 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 49. Breezy, with a west wind 20 to 25 mph becoming north in the afternoon. Winds could gust as high as 34 mph.

    High: 49 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of snow, mainly after midnight.  Mostly cloudy, with a low around 12. North northeast wind 15 to 17 mph.  Chance of precipitation is 50%.

    Low: 12 °F

    Slight Chance
    Snow then
    Chance Snow

  • Saturday

    Saturday: A chance of snow, mainly before noon.  Mostly cloudy, with a high near 21. Northeast wind 11 to 15 mph.  Chance of precipitation is 50%.

    High: 21 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 4. East wind around 11 mph.

    Low: 4 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 13. North wind 3 to 8 mph.
Wednesday
A slight chance of snow between 11am and 5pm. Mostly cloudy, with a high near 30. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 21. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph.
Thursday
Sunny, with a high near 48. Breezy, with a west wind 16 to 24 mph, with gusts as high as 33 mph.
Thursday Night
Mostly clear, with a low around 31. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 49. Breezy, with a west wind 20 to 25 mph becoming north in the afternoon. Winds could gust as high as 34 mph.
Friday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a low around 12. North northeast wind 15 to 17 mph. Chance of precipitation is 50%.
Saturday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 21. Northeast wind 11 to 15 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 4. East wind around 11 mph.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 24. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Tolstoy SD
 45.21°N 99.61°W (Elev. 1900 ft)
4:37 pm CST Feb 24, 2026
5pm CST Feb 24, 2026-6pm CST Mar 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database