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 and Breezy

72°F

22°C

Humidity 36%
Wind Speed NW 22 G 29 mph
Barometer 30.13 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 3 Oct 5:15 pm CDT
Extended Forecast for

15 Miles S Seneca SD

  • Tonight

    Tonight: Mostly clear, with a low around 43. Breezy, with a north northwest wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 33 mph.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68. Northwest wind 3 to 6 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. East northeast wind 6 to 13 mph becoming southeast in the evening.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 30 mph.

    High: 75 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. South southeast wind 8 to 14 mph becoming west after midnight.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Northwest wind 9 to 14 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. North northwest wind around 9 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. North northeast wind 7 to 11 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Southeast wind around 8 mph.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Breezy, with a north northwest wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 68. Northwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 47. East northeast wind 6 to 13 mph becoming southeast in the evening.
Monday
Sunny, with a high near 75. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 55. South southeast wind 8 to 14 mph becoming west after midnight.
Tuesday
Sunny, with a high near 78. Northwest wind 9 to 14 mph.
Tuesday Night
Mostly clear, with a low around 50. North northwest wind around 9 mph.
Wednesday
Mostly sunny, with a high near 71. North northeast wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 50. Southeast wind around 8 mph.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Sunny, with a high near 72. Breezy.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 76. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Seneca SD
 44.85°N 99.5°W (Elev. 1873 ft)
Last Update:
5:21 pm CDT Oct 3, 2026
Forecast Valid:
5pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
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