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.

Fair

75°F

24°C

Humidity 39%
Wind Speed SW 15 G 18 mph
Barometer 29.89 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 12 Jun 10:55 am CDT
Extended Forecast for

Seneca SD

  • Today

    Today: Sunny, with a high near 83. West wind around 17 mph, with gusts as high as 28 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. North northwest wind 11 to 15 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 68. Breezy, with a northwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 68 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. Breezy, with a northwest wind 21 to 26 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 34 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 72. Northwest wind 13 to 17 mph, with gusts as high as 26 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. North northwest wind 7 to 16 mph, with gusts as high as 24 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. West northwest wind 11 to 18 mph, with gusts as high as 29 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48. West wind 9 to 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. West wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 83. West wind around 17 mph, with gusts as high as 28 mph.
Tonight
Increasing clouds, with a low around 51. North northwest wind 11 to 15 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 68. Breezy, with a northwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 36 mph.
Saturday Night
Partly cloudy, with a low around 44. Breezy, with a northwest wind 21 to 26 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 34 mph.
Sunday
Sunny, with a high near 72. Northwest wind 13 to 17 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 47. North northwest wind 7 to 16 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 76. West northwest wind 11 to 18 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 48. West wind 9 to 18 mph.
Tuesday
Mostly sunny, with a high near 76. West wind 11 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 50. Breezy.
Thursday
Mostly sunny, with a high near 77.
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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:
10:56 am CDT Jun 12, 2026
Forecast Valid:
11am CDT Jun 12, 2026-6pm CDT Jun 18, 2026
 
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Additional Resources

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Chance of Precipitation