National Weather Service United States Department of Commerce

Unsettled weather forecast across eastern U.S.

A storm system moving across the Great Lakes will bring unsettled weather to parts of the eastern U.S. on Monday, with widespread rain is expected across much of the Northeast. Snow is likely across Wisconsin and the western Great Lakes. Snow is also expected across the central and northern Rockies Monday into Tuesday.
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Current Conditions

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Sisseton SD

7 Day Forecast

For More Weather Information:

Aberdeen, SD Local Forecast Office

This
Afternoon

Blustery

Blustery

High: 19 °F

Tonight

Blustery

Blustery

Low: 10 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 29 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 17 °F

Wednesday

Mostly Cloudy

Mostly
Cloudy

High: 20 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: -4 °F

Thanksgiving
Day

Mostly Sunny

Mostly
Sunny

High: 13 °F

Thursday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 9 °F

Friday

Partly Sunny

Partly
Sunny

High: 30 °F

Detailed Forecast

  • This Afternoon Mostly sunny, with a high near 19. Blustery, with a north northwest wind 23 to 29 mph, with gusts as high as 40 mph.
  • Tonight Partly cloudy, with a low around 10. Blustery, with a northwest wind 18 to 23 mph decreasing to 10 to 15 mph after midnight.
  • Tuesday A chance of snow after noon. Mostly cloudy, with a high near 29. West wind 7 to 10 mph becoming south southeast in the afternoon. Chance of precipitation is 30%.
  • Tuesday Night A chance of snow. Cloudy, with a low around 17. South southeast wind 9 to 16 mph becoming northwest in the evening. Chance of precipitation is 50%.
  • Wednesday Mostly cloudy, with a high near 20. North northwest wind 11 to 16 mph.
  • Wednesday Night Mostly cloudy, with a low around -4.
  • Thanksgiving Day Mostly sunny, with a high near 13.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.
  • Friday Partly sunny, with a high near 30.
  • Friday Night Mostly cloudy, with a low around 13.
  • Saturday Partly sunny, with a high near 18.
  • Saturday Night Partly cloudy, with a low around 5.
  • Sunday Mostly sunny, with a high near 20.