Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

-6°F

-21°C

Humidity	83%
Wind Speed	Calm
Barometer	30.35 in (1032.9 mb)
Dewpoint	-10°F (-23°C)
Visibility	NA
Last update	29 Jan 2:56 am CST

More Information:

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

Extended Forecast for

Grenville SD

Overnight
Low: -3 °F
Mostly Cloudy
Thursday
High: 10 °F
Cold
Thursday Night
Low: -9 °F
Partly Cloudy
Friday
High: 2 °F
Cold
Friday Night
Low: -8 °F
Mostly Clear
Saturday
High: 22 °F
Mostly Sunny
then Chance
Snow and
Patchy
Blowing Snow
Saturday Night
Low: 16 °F
Snow and
Patchy
Blowing Snow
Sunday
High: 32 °F
Chance Snow
then Patchy
Blowing Snow
Sunday Night
Low: 8 °F
Mostly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a steady temperature around -3. Calm wind.

Thursday

Mostly sunny and cold, with a high near 10. Calm wind becoming north northwest around 6 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around -9. Wind chill values as low as -24. North northeast wind 6 to 9 mph.

Friday

Sunny and cold, with a high near 2. Wind chill values as low as -25. North northeast wind 6 to 9 mph.

Friday Night

Mostly clear, with a low around -8. North wind 5 to 11 mph becoming south after midnight.

Saturday

A chance of snow after noon. Patchy blowing snow after noon. Mostly sunny, with a high near 22. Breezy, with a south wind 13 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

Saturday Night

Snow. Patchy blowing snow before 10pm. Low around 16. Breezy, with a south wind 17 to 21 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%.

Sunday

A chance of snow before noon. Patchy blowing snow between noon and 5pm. Mostly cloudy, with a high near 32. Northwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

Sunday Night

Mostly cloudy, with a low around 8. North northwest wind 7 to 14 mph, with gusts as high as 24 mph.

Monday

Partly sunny, with a high near 21.

Monday Night

A slight chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 20%.

Tuesday

A slight chance of snow. Mostly cloudy, with a high near 21. Chance of precipitation is 20%.

Tuesday Night

A slight chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 20%.

Wednesday

A slight chance of snow. Partly sunny, with a high near 25. Chance of precipitation is 20%.