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

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

46°F

8°C

Humidity 46%
Wind Speed SW 10 mph
Barometer 29.44 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 8 Mar 10:15 pm CDT
Extended Forecast for

Seneca SD

  • Tonight

    Tonight: Partly cloudy, with a low around 31. West wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 28 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. North wind 9 to 14 mph becoming east in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain before 8pm, then a chance of snow between 8pm and 1am. Mostly cloudy, with a low around 25. Blustery, with a northeast wind 13 to 20 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Chance
    Rain/Snow and
    Blustery then
    Chance Snow

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 39. Northeast wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 22. North northeast wind 10 to 13 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 22 °F

    Chance Snow

  • Wednesday

    Wednesday: Sunny, with a high near 43. West northwest wind 11 to 18 mph.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. West northwest wind 11 to 18 mph becoming south in the evening.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 59. Windy, with a south wind 18 to 23 mph becoming west northwest 26 to 31 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Thursday Night

    Thursday Night: A slight chance of rain before 1am, then a slight chance of snow. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 21 to 24 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Blustery.
    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 31. West wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 49. North wind 9 to 14 mph becoming east in the afternoon.
Monday Night
A chance of rain before 8pm, then a chance of snow between 8pm and 1am. Mostly cloudy, with a low around 25. Blustery, with a northeast wind 13 to 20 mph. Chance of precipitation is 40%.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 39. Northeast wind 10 to 13 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 22. North northeast wind 10 to 13 mph becoming northwest after midnight. Chance of precipitation is 50%.
Wednesday
Sunny, with a high near 43. West northwest wind 11 to 18 mph.
Wednesday Night
Partly cloudy, with a low around 32. West northwest wind 11 to 18 mph becoming south in the evening.
Thursday
A slight chance of rain and snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 59. Windy, with a south wind 18 to 23 mph becoming west northwest 26 to 31 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain before 1am, then a slight chance of snow. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 21 to 24 mph. Chance of precipitation is 20%.
Friday
A chance of snow, mainly before 1pm. Cloudy, with a high near 39. Chance of precipitation is 30%.
Friday Night
A chance of snow. Cloudy, with a low around 22. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Saturday Night
Snow likely. Cloudy, with a low around 17. Chance of precipitation is 60%.
Sunday
A chance of snow. Mostly cloudy, with a high near 30. Blustery. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seneca SD
 45.06°N 99.51°W (Elev. 1893 ft)
Last Update:
9:46 pm CDT Mar 8, 2026
Forecast Valid:
10pm CDT Mar 8, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation