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.

Fog/Mist

59°F

15°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 30.11 in
Dewpoint 59°F (15°C)
Visibility 2.00 mi
Last update 19 Sep 9:15 pm CDT
Extended Forecast for

Onaka SD

  • Tonight

    Tonight: Cloudy, with a low around 55. East northeast wind 7 to 11 mph.

    Low: 55 °F

    Cloudy

  • Sunday

    Sunday: A chance of showers, mainly after 3pm. Patchy fog between 8am and 1pm. Otherwise, cloudy, with a high near 62. East northeast wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 62 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A chance of showers. Cloudy, with a low around 49. East northeast wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 62. East northeast wind 9 to 11 mph. Chance of precipitation is 10%.

    High: 62 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Southeast wind 7 to 9 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Southeast wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Southeast wind 15 to 17 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 1pm. Partly sunny, with a high near 67. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 67 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. Breezy, with a southeast wind 15 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Cloudy, with a low around 55. East northeast wind 7 to 11 mph.
Sunday
A chance of showers, mainly after 3pm. Patchy fog between 8am and 1pm. Otherwise, cloudy, with a high near 62. East northeast wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Cloudy, with a low around 49. East northeast wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Monday
A slight chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 62. East northeast wind 9 to 11 mph. Chance of precipitation is 10%.
Monday Night
Partly cloudy, with a low around 44. Southeast wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 64. Southeast wind 8 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 49. Southeast wind 15 to 17 mph.
Wednesday
A slight chance of showers after 1pm. Partly sunny, with a high near 67. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. Breezy, with a southeast wind 15 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 73.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 20%.
Saturday
A chance of showers. Mostly cloudy, with a high near 73. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onaka SD
 45.19°N 99.45°W (Elev. 1850 ft)
Last Update:
10:51 pm CDT Sep 19, 2026
Forecast Valid:
11pm CDT Sep 19, 2026-6pm CDT Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation