Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Mostly Cloudy

32°F

0°C

Humidity 93%
Wind Speed E 5 mph
Barometer 30.06 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 1 Feb 9:15 pm CST
Extended Forecast for

16 Miles NW Agar SD

  • Tonight

    Tonight: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 20. Calm wind becoming east southeast 5 to 7 mph after midnight.

    Low: 20 °F

    Patchy Fog

  • Monday

    Monday: A chance of snow, mainly after 5pm.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 32. South southeast wind around 9 mph.  Chance of precipitation is 30%.

    High: 32 °F

    Patchy Fog
    then Chance
    Snow

  • Monday Night

    Monday Night: A chance of freezing rain before 8pm, then a chance of snow.  Cloudy, with a low around 18. South southwest wind 6 to 10 mph becoming northeast after midnight.  Chance of precipitation is 40%.

    Low: 18 °F

    Chance Wintry
    Mix then
    Slight Chance
    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 33. East southeast wind around 7 mph becoming west northwest in the afternoon.

    High: 33 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. North northwest wind 8 to 14 mph.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36. North northwest wind 7 to 11 mph becoming south southwest in the afternoon.

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. South wind 8 to 14 mph becoming west northwest after midnight. Winds could gust as high as 22 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. West northwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Northwest wind 11 to 14 mph.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 20. Calm wind becoming east southeast 5 to 7 mph after midnight.
Monday
A chance of snow, mainly after 5pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 32. South southeast wind around 9 mph. Chance of precipitation is 30%.
Monday Night
A chance of freezing rain before 8pm, then a chance of snow. Cloudy, with a low around 18. South southwest wind 6 to 10 mph becoming northeast after midnight. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, with a high near 33. East southeast wind around 7 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 24. North northwest wind 8 to 14 mph.
Wednesday
Mostly cloudy, with a high near 36. North northwest wind 7 to 11 mph becoming south southwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 27. South wind 8 to 14 mph becoming west northwest after midnight. Winds could gust as high as 22 mph.
Thursday
Mostly sunny, with a high near 49. West northwest wind 14 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 27. Northwest wind 11 to 14 mph.
Friday
Mostly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NW Agar SD
 45.02°N 100.29°W (Elev. 1621 ft)
8:36 pm MST Feb 1, 2026
8pm MST Feb 1, 2026-6pm MST Feb 8, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database