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

61°F

16°C

Humidity 100%
Wind Speed E 14 G 21 mph
Barometer 30.05 in
Dewpoint 61°F (16°C)
Visibility 2.50 mi
Last update 18 Sep 9:15 am CDT
Extended Forecast for

5 Miles SSW Tolstoy SD

  • Today

    Today: Showers likely, mainly before 10am. Patchy fog. Otherwise, cloudy, with a high near 64. Breezy, with an east wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely and
    Patchy Fog
    then Patchy
    Fog

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 53. Northeast wind 9 to 14 mph.

    Low: 53 °F

    Patchy Fog

  • Saturday

    Saturday: Cloudy, with a high near 64. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 64 °F

    Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers. Cloudy, with a low around 52. East northeast wind 11 to 14 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 1pm. Cloudy, with a high near 63. East wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 63 °F

    Cloudy then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely. Cloudy, with a low around 50. East northeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers before 1pm. Mostly cloudy, with a high near 62. East wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. East southeast wind 9 to 13 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 29 mph.

    High: 67 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Today
Showers likely, mainly before 10am. Patchy fog. Otherwise, cloudy, with a high near 64. Breezy, with an east wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Patchy fog. Otherwise, cloudy, with a low around 53. Northeast wind 9 to 14 mph.
Saturday
Cloudy, with a high near 64. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Saturday Night
A slight chance of showers. Cloudy, with a low around 52. East northeast wind 11 to 14 mph. Chance of precipitation is 20%.
Sunday
A chance of showers after 1pm. Cloudy, with a high near 63. East wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely. Cloudy, with a low around 50. East northeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A slight chance of showers before 1pm. Mostly cloudy, with a high near 62. East wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 47. East southeast wind 9 to 13 mph.
Tuesday
Partly sunny, with a high near 67. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 29 mph.
Tuesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Tolstoy SD
 45.14°N 99.66°W (Elev. 1929 ft)
Last Update:
9:12 am CDT Sep 18, 2026
Forecast Valid:
9am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation