National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Overcast and Breezy

32°F

0°C

Humidity 87%
Wind Speed NE 22 G 28 mph
Barometer 29.86 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 9 Mar 10:15 pm CDT
Extended Forecast for

4 Miles NW Agar SD

  • Tonight

    Tonight: A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 26. Blustery, with a northeast wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow
    and Blustery

  • Tuesday

    Tuesday: A chance of snow after 2pm, mixing with rain after 5pm. Mostly cloudy, with a high near 42. East northeast wind 6 to 10 mph becoming north in the afternoon. Chance of precipitation is 30%.

    High: 42 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow likely, possibly mixed with rain, becoming all snow after 9pm. Cloudy, with a low around 23. North wind 8 to 11 mph becoming west northwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 44 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. West northwest wind 9 to 11 mph becoming south in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 1pm. Mostly cloudy, with a high near 57. Breezy, with a south southwest wind 10 to 15 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am, then a slight chance of snow. Cloudy, with a low around 25. Blustery, with a north northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance
    Rain/Snow and
    Blustery

  • Friday

    Friday: A chance of snow. Cloudy, with a high near 41. North wind 9 to 13 mph becoming east southeast in the afternoon. Chance of precipitation is 40%.

    High: 41 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Cloudy, with a low around 25. East southeast wind around 11 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 26. Blustery, with a northeast wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Chance of precipitation is 30%.
Tuesday
A chance of snow after 2pm, mixing with rain after 5pm. Mostly cloudy, with a high near 42. East northeast wind 6 to 10 mph becoming north in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Snow likely, possibly mixed with rain, becoming all snow after 9pm. Cloudy, with a low around 23. North wind 8 to 11 mph becoming west northwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 44. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 25. West northwest wind 9 to 11 mph becoming south in the evening. Winds could gust as high as 20 mph.
Thursday
A chance of rain after 1pm. Mostly cloudy, with a high near 57. Breezy, with a south southwest wind 10 to 15 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow before 1am, then a slight chance of snow. Cloudy, with a low around 25. Blustery, with a north northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday
A chance of snow. Cloudy, with a high near 41. North wind 9 to 13 mph becoming east southeast in the afternoon. Chance of precipitation is 40%.
Friday Night
A chance of snow. Cloudy, with a low around 25. East southeast wind around 11 mph. Chance of precipitation is 40%.
Saturday
A chance of snow before 1pm, then rain and snow likely. Cloudy, with a high near 40. Chance of precipitation is 60%.
Saturday Night
Rain and snow likely. Cloudy, with a low around 12. Blustery. Chance of precipitation is 70%.
Sunday
A chance of snow. Mostly cloudy, with a high near 26. Blustery. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 9.
Monday
A slight chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Agar SD
 44.87°N 100.13°W (Elev. 1900 ft)
Last Update:
9:36 pm CDT Mar 9, 2026
Forecast Valid:
10pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation