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

61°F

16°C

Humidity 100%
Wind Speed SE 7 mph
Barometer 30.11 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 22 Jun 11:35 pm CDT
Extended Forecast for

14 Miles W Agar SD

  • Tonight

    Tonight: A chance of showers and thunderstorms between 1am and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 53. East southeast wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 77. Southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. West northwest wind 8 to 14 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Northeast wind 5 to 11 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. East southeast wind around 7 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. East southeast wind 9 to 13 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74. Southeast wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East southeast wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 1am and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 53. East southeast wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 77. Southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 51. West northwest wind 8 to 14 mph.
Wednesday
Mostly sunny, with a high near 74. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 50. Northeast wind 5 to 11 mph.
Thursday
Mostly sunny, with a high near 74. East southeast wind around 7 mph.
Thursday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. East southeast wind 9 to 13 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74. Southeast wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East southeast wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, then showers likely after 1pm. Mostly cloudy, with a high near 80. Breezy. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 70%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W Agar SD
 44.85°N 100.34°W (Elev. 1886 ft)
Last Update:
11:36 pm CDT Jun 22, 2026
Forecast Valid:
11pm CDT Jun 22, 2026-6pm CDT Jun 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation