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.

Overcast and Windy

20°F

-7°C

Humidity	81%
Wind Speed	NW 38 G 51 mph
Barometer	29.71 in (1008.3 mb)
Dewpoint	15°F (-9°C)
Visibility	8.00 mi
Wind Chill	-1°F (-18°C)
Last update	10 Dec 1:53 am CST

More Information:

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

Extended Forecast for

2 Miles ESE Watertown Municipal Airport SD

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

Winter Weather Advisory December 10, 02:27am until December 10, 06:00am

High Wind Warning December 10, 02:27am until December 10, 06:00am

Click here for hazard details and duration

Winter Weather Advisory

High Wind Warning

Winter Weather Advisory December 10, 02:27am until December 10, 06:00am
High Wind Warning December 10, 02:27am until December 10, 06:00am
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 18 °F
Slight Chance
Snow and
Blustery
Wednesday
High: 19 °F⇓
Mostly Cloudy
and Blustery
then Mostly
Cloudy
Wednesday Night
Low: 7 °F
Mostly Cloudy
then Slight
Chance Snow
Thursday
High: 21 °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

Detailed Forecast

Overnight

A slight chance of snow before 3am. Cloudy, with a steady temperature around 18. Blustery, with a north northwest wind 23 to 29 mph, with gusts as high as 48 mph. Chance of precipitation is 20%.

Wednesday

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.

Wednesday Night

A slight chance of snow after 1am. Mostly cloudy, with a low around 7. North northwest wind 5 to 7 mph becoming calm. Chance of precipitation is 20%.

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 21. South southeast wind 8 to 11 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 1 to 2 inches 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 13 to 18 mph, with gusts as high as 30 mph.

Friday Night

A chance of snow after midnight. Cloudy, with a low around -7. Northwest wind 6 to 11 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 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 12.

Sunday Night

Partly cloudy, with a low around 2.

Monday

Mostly sunny, with a high near 25.

Monday Night

Partly cloudy, with a low around 11.