National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

74°F

23°C

Humidity 67%
Wind Speed SE 9 mph
Barometer 30.03 in (1016.2 mb)
Dewpoint 62°F (17°C)
Visibility NA
Last update 28 Aug 12:56 pm CDT
Extended Forecast for

4 Miles E Claire City SD

  • This Afternoon

    This Afternoon: A slight chance of showers. Mostly cloudy, with a high near 81. Southeast wind around 10 mph. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 64. Southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, mainly before 7am. Partly sunny, with a high near 82. East southeast wind 7 to 9 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly between 2am and 5am. Increasing clouds, with a low around 62. East southeast wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 84. East southeast wind 6 to 11 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southeast wind around 9 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 82. Northwest wind 8 to 10 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. West southwest wind around 6 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Southwest wind 5 to 7 mph becoming northwest in the afternoon.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers. Mostly cloudy, with a high near 81. Southeast wind around 10 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 64. Southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, mainly before 7am. Partly sunny, with a high near 82. East southeast wind 7 to 9 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms, mainly between 2am and 5am. Increasing clouds, with a low around 62. East southeast wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 84. East southeast wind 6 to 11 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southeast wind around 9 mph becoming west after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 82. Northwest wind 8 to 10 mph.
Monday Night
Mostly clear, with a low around 59. West southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 81. Southwest wind 5 to 7 mph becoming northwest in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Claire City SD
 45.85°N 97.01°W (Elev. 1220 ft)
Last Update:
1:31 pm CDT Aug 28, 2026
Forecast Valid:
1pm CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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