Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

1°F

-17°C

Humidity	75%
Wind Speed	SE 10 mph
Barometer	30.28 in (1031.2 mb)
Dewpoint	-5°F (-21°C)
Visibility	NA
Wind Chill	-15°F (-26°C)
Last update	7 Dec 4:56 pm CST

More Information:

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

Extended Forecast for

8 Miles ESE Lake City SD

This Afternoon
High: 2 °F
Chance Snow
Tonight
Low: 2 °F⇑
Snow Likely
then Mostly
Cloudy
Monday
High: 29 °F
Mostly Cloudy
then Patchy
Blowing Snow
and Breezy
Monday Night
Low: 21 °F
Patchy
Blowing Snow
then Mostly
Cloudy
Tuesday
High: 37 °F
Rain/Freezing
Rain then
Rain and
Breezy
Tuesday Night
Low: 10 °F
Windy. Chance
Rain/Snow
then Slight
Chance Snow
Wednesday
High: 12 °F
Mostly Cloudy
and Blustery
then Partly
Sunny
Wednesday Night
Low: 2 °F
Chance Snow
Thursday
High: 11 °F
Chance Snow

Detailed Forecast

This Afternoon

A chance of snow. Cloudy and cold, with a steady temperature around 2. South southeast wind around 9 mph. Chance of precipitation is 40%.

Tonight

Snow likely, mainly before 10pm. Cloudy, with a temperature rising to around 9 by 3am. South southeast wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Monday

Patchy blowing snow after 2pm. Partly sunny, with a high near 29. Breezy, with a south southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

Monday Night

Patchy blowing snow before 10pm. Mostly cloudy, with a low around 21. West wind 10 to 18 mph, with gusts as high as 29 mph.

Tuesday

Freezing rain before 9am, then rain or freezing rain between 9am and noon, then rain after noon. High near 37. Breezy, with a south southwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.

Tuesday Night

A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 10. Windy, with a northwest wind 23 to 32 mph, with gusts as high as 49 mph. Chance of precipitation is 50%.

Wednesday

Mostly cloudy, with a high near 12. Blustery, with a northwest wind 17 to 22 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 34 mph.

Wednesday Night

A chance of snow, mainly after midnight. Mostly cloudy, with a low around 2. North wind 6 to 10 mph becoming east northeast in the evening. Chance of precipitation is 40%.

Thursday

A chance of snow. Mostly cloudy, with a high near 11. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

Thursday Night

A chance of snow, mainly before midnight. Mostly cloudy, with a low around -10. Chance of precipitation is 30%.

Friday

Partly sunny and cold, with a high near -4.

Friday Night

Mostly cloudy, with a low around -14.

Saturday

A slight chance of snow. Partly sunny and cold, with a high near -1. Chance of precipitation is 20%.

Saturday Night

A slight chance of snow. Mostly cloudy, with a low around -8. Chance of precipitation is 20%.