Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Overcast

7°F

-14°C

Humidity 92%
Wind Speed SE 14 mph
Barometer 30.12 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 1 Dec 4:55 am CST
Extended Forecast for

Tolstoy SD

  • Overnight

    Overnight: Scattered flurries.  Mostly cloudy, with a steady temperature around 4. South southwest wind around 17 mph.

    Low: 4 °F

    Scattered
    Flurries

  • Monday

    Monday: Mostly sunny, with a high near 17. South southwest wind 10 to 17 mph becoming west northwest in the afternoon.

    High: 17 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 1. Southwest wind 7 to 10 mph.

    Low: 1 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after noon.  Mostly cloudy, with a high near 33. West southwest wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 33 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before midnight.  Cloudy, with a low around 5. West wind 13 to 16 mph becoming north after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 40%.

    Low: 5 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 13. North wind 9 to 16 mph, with gusts as high as 24 mph.

    High: 13 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -9. West northwest wind 7 to 11 mph becoming south after midnight.

    Low: -9 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 28. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. West wind around 11 mph.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Scattered flurries. Mostly cloudy, with a steady temperature around 4. South southwest wind around 17 mph.
Monday
Mostly sunny, with a high near 17. South southwest wind 10 to 17 mph becoming west northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 1. Southwest wind 7 to 10 mph.
Tuesday
A slight chance of snow after noon. Mostly cloudy, with a high near 33. West southwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of snow, mainly before midnight. Cloudy, with a low around 5. West wind 13 to 16 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 13. North wind 9 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around -9. West northwest wind 7 to 11 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 28. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 15. West wind around 11 mph.
Friday
Mostly cloudy, with a high near 31.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 20%.
Saturday
A slight chance of snow. Mostly cloudy, with a high near 22. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around -4.
Sunday
Partly sunny, with a high near 11.
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ABOUT THIS FORECAST

 
Point Forecast:
Tolstoy SD
 45.21°N 99.61°W (Elev. 1900 ft)
4:36 am CST Dec 1, 2025
5am CST Dec 1, 2025-6pm CST Dec 7, 2025
 
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