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 and Windy

66°F

19°C

Humidity 35%
Wind Speed N 29 G 33 mph
Barometer 30.10 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 12 May 10:35 am CDT
Extended Forecast for

19 Miles S Seneca SD

Red Flag Warning May 12, 11:00am until May 12, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Patchy blowing dust. Sunny, with a high near 74. Windy, with a north northwest wind 26 to 31 mph, with gusts as high as 43 mph.

    High: 74 °F

    Patchy
    Blowing Dust
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 41. Breezy, with a north northwest wind 15 to 20 mph becoming light and variable. Winds could gust as high as 29 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. West wind 5 to 10 mph becoming south southeast 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Breezy, with a southeast wind 20 to 26 mph, with gusts as high as 38 mph.

    Low: 53 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Breezy, with a south southeast wind 23 to 29 mph becoming west northwest in the afternoon. Winds could gust as high as 39 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Breezy, with a west wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 30 mph.

    Low: 46 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 80. Windy, with a west wind 20 to 25 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 80 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. Breezy, with a west northwest wind 17 to 22 mph becoming northwest 7 to 12 mph after midnight.

    Low: 45 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Breezy, with an east southeast wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Patchy blowing dust. Sunny, with a high near 74. Windy, with a north northwest wind 26 to 31 mph, with gusts as high as 43 mph.
Tonight
Mostly clear, with a low around 41. Breezy, with a north northwest wind 15 to 20 mph becoming light and variable. Winds could gust as high as 29 mph.
Wednesday
Sunny, with a high near 80. West wind 5 to 10 mph becoming south southeast 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 53. Breezy, with a southeast wind 20 to 26 mph, with gusts as high as 38 mph.
Thursday
Mostly sunny, with a high near 81. Breezy, with a south southeast wind 23 to 29 mph becoming west northwest in the afternoon. Winds could gust as high as 39 mph.
Thursday Night
Mostly clear, with a low around 46. Breezy, with a west wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 80. Windy, with a west wind 20 to 25 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly clear, with a low around 45. Breezy, with a west northwest wind 17 to 22 mph becoming northwest 7 to 12 mph after midnight.
Saturday
Mostly sunny, with a high near 82. Breezy, with an east southeast wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 47. Breezy. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 72. Windy. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 40. Breezy. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 68. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Seneca SD
 44.8°N 99.56°W (Elev. 1821 ft)
Last Update:
10:31 am CDT May 12, 2026
Forecast Valid:
10am CDT May 12, 2026-6pm CDT May 18, 2026
 
Forecast Discussion
 
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Additional Resources

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