Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

7°F

-14°C

Humidity 92%
Wind Speed S 12 mph
Barometer 30.06 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 1 Dec 8:15 am CST
Extended Forecast for

16 Miles NW Agar SD

  • Today

    Today: A chance of flurries before 11am.  Sunny, with a high near 21. South wind 6 to 10 mph becoming west northwest in the afternoon.

    High: 21 °F

    Chance
    Flurries

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. West northwest wind 5 to 7 mph becoming south after midnight.

    Low: 6 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 11am.  Mostly cloudy, with a high near 35. South southwest wind 8 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before 11pm, then a slight chance of snow.  Patchy blowing snow after 3am. Cloudy, with a low around 8. Blustery, with a north wind 11 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    Low: 8 °F

    Chance
    Rain/Snow and
    Patchy
    Blowing Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 15. North wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 15 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -2. West wind 6 to 10 mph becoming south in the evening.

    Low: -2 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 31. South wind around 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 18. West wind 8 to 10 mph.

    Low: 18 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 33. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of flurries before 11am. Sunny, with a high near 21. South wind 6 to 10 mph becoming west northwest in the afternoon.
Tonight
Mostly cloudy, with a low around 6. West northwest wind 5 to 7 mph becoming south after midnight.
Tuesday
A chance of snow after 11am. Mostly cloudy, with a high near 35. South southwest wind 8 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow before 11pm, then a slight chance of snow. Patchy blowing snow after 3am. Cloudy, with a low around 8. Blustery, with a north wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 15. North wind 7 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around -2. West wind 6 to 10 mph becoming south in the evening.
Thursday
Mostly sunny, with a high near 31. South wind around 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 18. West wind 8 to 10 mph.
Friday
Mostly cloudy, with a high near 33. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Friday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 25.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 1. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 15.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NW Agar SD
 45.02°N 100.29°W (Elev. 1621 ft)
6:46 am MST Dec 1, 2025
7am MST Dec 1, 2025-6pm MST Dec 7, 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