Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

Breezy

-1°F

-18°C

Humidity	79%
Wind Speed	NW 22 mph
Barometer	30.42 in (1035.0 mb)
Dewpoint	-6°F (-21°C)
Visibility	NA
Wind Chill	-24°F (-31°C)
Last update	29 Dec 6:56 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Grenville SD

Today
High: 15 °F
Patchy
Blowing Snow
then Mostly
Sunny
Tonight
Low: 9 °F⇑
Mostly Cloudy
Tuesday
High: 31 °F
Partly Sunny
Tuesday Night
Low: 10 °F
Mostly Cloudy
then Slight
Chance Snow
Wednesday
High: 20 °F
Chance Snow
then Mostly
Cloudy
Wednesday Night
Low: -2 °F
Mostly Cloudy
New Year's Day
High: 14 °F
Mostly Cloudy
Thursday Night
Low: 6 °F
Mostly Cloudy
Friday
High: 17 °F
Partly Sunny

Detailed Forecast

Today

Patchy blowing snow before 8am. Mostly sunny, with a high near 15. Wind chill values as low as -19. North northwest wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

Tonight

Mostly cloudy, with a temperature falling to near 9 by 10pm, then rising to around 19 during the remainder of the night. West southwest wind 9 to 13 mph.

Tuesday

Partly sunny, with a high near 31. West wind around 15 mph, with gusts as high as 26 mph.

Tuesday Night

A slight chance of snow after midnight. Mostly cloudy, with a low around 10. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

Wednesday

A chance of snow before noon. Cloudy, with a high near 20. North northeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

Wednesday Night

Mostly cloudy, with a low around -2. North wind 6 to 11 mph becoming west northwest after midnight.

New Year's Day

Mostly cloudy, with a high near 14. West wind 6 to 8 mph.

Thursday Night

Mostly cloudy, with a low around 6. West wind 6 to 8 mph.

Friday

Partly sunny, with a high near 17. North northwest wind 6 to 8 mph.

Friday Night

Mostly cloudy, with a low around 9.

Saturday

Partly sunny, with a high near 22.