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.

Overcast

25°F

-4°C

Humidity 86%
Wind Speed N 16 G 22 mph
Barometer 29.96 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 13 Mar 5:15 am CDT
Extended Forecast for

19 Miles S Seneca SD

Winter Storm Watch March 14, 01:00pm until March 15, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 34. North northwest wind 7 to 17 mph becoming east southeast in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    High: 34 °F

    Partly Sunny
    then Chance
    Snow

  • Tonight

    Tonight: Snow, mainly after midnight. Low around 23. East wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Chance Snow
    then Snow

  • Saturday

    Saturday: Snow likely, mainly after 7am. Patchy blowing snow after 1pm. Cloudy, with a high near 34. Breezy, with an east wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 34 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 12. Blustery, with a northeast wind 21 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 12 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday

    Sunday: Snow likely before 1pm. Widespread blowing snow, mainly before 1pm. Mostly cloudy, with a high near 20. Windy, with a north wind 26 to 30 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 20 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -6. North northwest wind 10 to 18 mph.

    Low: -6 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 16. Northwest wind around 9 mph.

    High: 16 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of snow, mainly after 1am. Mostly cloudy, with a low around 2. Southeast wind 8 to 11 mph. Chance of precipitation is 30%.

    Low: 2 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Southeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 34. North northwest wind 7 to 17 mph becoming east southeast in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Tonight
Snow, mainly after midnight. Low around 23. East wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Saturday
Snow likely, mainly after 7am. Patchy blowing snow after 1pm. Cloudy, with a high near 34. Breezy, with an east wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 12. Blustery, with a northeast wind 21 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow likely before 1pm. Widespread blowing snow, mainly before 1pm. Mostly cloudy, with a high near 20. Windy, with a north wind 26 to 30 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Mostly clear, with a low around -6. North northwest wind 10 to 18 mph.
Monday
Mostly sunny, with a high near 16. Northwest wind around 9 mph.
Monday Night
A chance of snow, mainly after 1am. Mostly cloudy, with a low around 2. Southeast wind 8 to 11 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Southeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Seneca SD
 44.8°N 99.56°W (Elev. 1821 ft)
Last Update:
4:37 am CDT Mar 13, 2026
Forecast Valid:
5am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation