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

54°F

12°C

Humidity 100%
Wind Speed E 7 mph
Barometer 30.22 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 17 Sep 12:55 am CDT
Extended Forecast for

3 Miles NE Tolstoy SD

  • Overnight

    Overnight: Partly cloudy, with a low around 50. Light northeast wind.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 70. East wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 70 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Showers, mainly after 1am. Patchy fog after 4am. Low around 55. Breezy, with an east wind 13 to 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers, mainly before noon. High near 66. Breezy, with an east northeast wind 17 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 1am. Cloudy, with a low around 51. Northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Saturday

    Saturday: Cloudy, with a high near 66. North northeast wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 66 °F

    Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 53. East northeast wind 8 to 13 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Cloudy, with a high near 63. East northeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 52. East northeast wind 8 to 11 mph. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. Light northeast wind.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 70. East wind 5 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Showers, mainly after 1am. Patchy fog after 4am. Low around 55. Breezy, with an east wind 13 to 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before noon. High near 66. Breezy, with an east northeast wind 17 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers before 1am. Cloudy, with a low around 51. Northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday
Cloudy, with a high near 66. North northeast wind 11 to 13 mph, with gusts as high as 21 mph.
Saturday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 53. East northeast wind 8 to 13 mph. Chance of precipitation is 20%.
Sunday
A chance of showers. Cloudy, with a high near 63. East northeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 52. East northeast wind 8 to 11 mph. Chance of precipitation is 50%.
Monday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Tolstoy SD
 45.23°N 99.58°W (Elev. 1923 ft)
Last Update:
12:16 am CDT Sep 17, 2026
Forecast Valid:
1am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation