Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Unknown Precip and Breezy

18°F

-8°C

Humidity	81%
Wind Speed	NW 22 G 36 mph
Barometer	29.88 in (1013.9 mb)
Dewpoint	13°F (-11°C)
Visibility	7.00 mi
Wind Chill	1°F (-17°C)
Last update	10 Dec 4:53 am CST

More Information:

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

Extended Forecast for

6 Miles WSW Watertown SD

Winter Weather Advisory December 11, 06:00am until December 11, 06:00pm

Click here for hazard details and duration

Winter Weather Advisory

Today
High: 19 °F⇓
Cloudy and
Blustery then
Mostly Cloudy
Tonight
Low: 7 °F
Cloudy then
Chance Snow
Thursday
High: 22 °F
Wintry Mix
Thursday Night
Low: 2 °F
Chance Snow
Friday
High: 11 °F
Mostly Cloudy
Friday Night
Low: -7 °F
Cloudy then
Chance Snow
Saturday
High: 0 °F
Chance Snow
then Partly
Sunny
Saturday Night
Low: -17 °F
Partly Cloudy
Sunday
High: 14 °F
Mostly Sunny

Detailed Forecast

Today

Mostly cloudy, with a temperature falling to around 12 by 5pm. Blustery, with a northwest wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 37 mph.

Tonight

A chance of snow, mainly between midnight and 4am. Cloudy, with a low around 7. Light and variable wind becoming south southeast 5 to 8 mph after midnight. Chance of precipitation is 30%.

Thursday

Snow and freezing rain, possibly mixed with sleet before noon, then snow likely, possibly mixed with freezing rain between noon and 2pm, then snow likely after 2pm. High near 22. South southeast wind 9 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of around an inch possible.

Thursday Night

A chance of snow, mainly before midnight. Mostly cloudy, with a low around 2. North northeast wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

Friday

Mostly cloudy, with a high near 11. Northwest wind 15 to 18 mph, with gusts as high as 29 mph.

Friday Night

A chance of snow after midnight. Cloudy, with a low around -7. Northwest wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

Saturday

A chance of snow before noon. Mostly cloudy and cold, with a high near 0. North northwest wind 6 to 10 mph. Chance of precipitation is 50%.

Saturday Night

Partly cloudy, with a low around -17. Northwest wind 6 to 8 mph becoming south after midnight.

Sunday

Mostly sunny, with a high near 14. South southeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

Sunday Night

Partly cloudy, with a low around 2.

Monday

Mostly sunny, with a high near 26.

Monday Night

Partly cloudy, with a low around 11.