Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

54°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 29.96 in (1013.4 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 10 Aug 3:56 am CDT
Extended Forecast for

Waubay SD

  • Today

    Today: Mostly sunny, with a high near 81. Southeast wind 7 to 10 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 3am.  Increasing clouds, with a low around 63. East southeast wind 5 to 8 mph.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 81. Northwest wind 5 to 7 mph becoming east southeast in the morning.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly after 7pm.  Mostly cloudy, with a low around 63. East southeast wind 3 to 5 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. North northeast wind 5 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 60. North northeast wind around 7 mph.  Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, with a high near 73. East northeast wind 8 to 10 mph.

    High: 73 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. East northeast wind 6 to 8 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly cloudy, with a high near 70. East southeast wind 8 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%.

    High: 70 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 81. Southeast wind 7 to 10 mph.
Tonight
A chance of showers and thunderstorms, mainly before 3am. Increasing clouds, with a low around 63. East southeast wind 5 to 8 mph. Chance of precipitation is 50%.
Tuesday
Sunny, with a high near 81. Northwest wind 5 to 7 mph becoming east southeast in the morning.
Tuesday Night
A chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 63. East southeast wind 3 to 5 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 78. North northeast wind 5 to 8 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. North northeast wind around 7 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 73. East northeast wind 8 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 57. East northeast wind 6 to 8 mph.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 70. East southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 72. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Waubay SD
 45.33°N 97.31°W (Elev. 1811 ft)
3:41 am CDT Aug 10, 2026
4am CDT Aug 10, 2026-6pm CDT Aug 16, 2026
 
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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