Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67° N Lon: 96.99° W Elev: 1161 ft.

69°F

21°C

Humidity 87%
Wind Speed Calm
Barometer 30.13 in (1019.3 mb)
Dewpoint 65°F (18°C)
Visibility NA
Last update 30 Aug 7:56 pm CDT
Detailed forecast for

Roberts County

Tonight
Partly cloudy. Patchy fog this evening, then areas of fog after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph.
Sunday
Areas of fog in the morning. Partly sunny. Highs in the mid 70s. Southeast winds 5 to 10 mph.
Sunday Night
Partly cloudy. Patchy fog after midnight. Lows in the upper 50s. South winds 5 to 10 mph.
Labor Day
Partly sunny. Areas of fog in the morning. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. South winds 5 to 10 mph. Chance of rain 30 percent.
Monday Night
Mostly cloudy. A chance of thunderstorms after midnight. Lows in the upper 50s. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
Tuesday
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.
Tuesday Night
Mostly cloudy. A slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the mid 40s. Chance of rain 20 percent.
Wednesday Through Thursday
Partly cloudy. Highs in the upper 50s. Lows around 40.
Thursday Night
Partly cloudy. Lows in the mid 40s.
Friday Through Saturday
Mostly clear. Highs around 70. Lows in the mid 40s.



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742 PM CDT Sat Aug 30 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database