Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fog/Mist

18°F

-8°C

Humidity	92%
Wind Speed	S 14 mph
Barometer	29.93 in (1017.0 mb)
Dewpoint	16°F (-9°C)
Visibility	2.50 mi
Wind Chill	4°F (-16°C)
Last update	8 Dec 11:53 am CST

More Information:

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

Extended Forecast for

Lake Norden SD

This Afternoon
High: 31 °F
Partly Sunny
Tonight
Low: 21 °F
Mostly Cloudy
Tuesday
High: 40 °F
Rain/Freezing
Rain and
Patchy
Blowing Snow
Tuesday Night
Low: 12 °F
Windy. Slight
Chance Snow
then Mostly
Cloudy
Wednesday
High: 17 °F
Mostly Cloudy
Wednesday Night
Low: 5 °F
Mostly Cloudy
then Chance
Snow
Thursday
High: 19 °F
Chance Snow
Thursday Night
Low: -6 °F
Chance Snow
Friday
High: 5 °F
Cold

Detailed Forecast

This Afternoon

Partly sunny, with a high near 31. South wind 8 to 11 mph, with gusts as high as 23 mph.

Tonight

Mostly cloudy, with a low around 21. West wind 6 to 13 mph.

Tuesday

Rain or freezing rain before 3pm, then a slight chance of rain between 3pm and 4pm. Patchy blowing snow between 11am and noon. High near 40. Breezy, with a southwest wind 7 to 17 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.

Tuesday Night

A slight chance of snow between 10pm and midnight. Mostly cloudy, with a low around 12. Windy, with a northwest wind 24 to 33 mph, with gusts as high as 50 mph. Chance of precipitation is 20%.

Wednesday

Mostly cloudy, with a high near 17. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 29 mph.

Wednesday Night

A chance of snow after midnight. Mostly cloudy, with a low around 5. North northwest wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 30%.

Thursday

A chance of snow. Mostly cloudy, with a high near 19. East southeast wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

Thursday Night

A chance of snow, mainly after midnight. Mostly cloudy, with a low around -6. North northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

Friday

Partly sunny and cold, with a high near 5. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.

Friday Night

Mostly cloudy, with a low around -10.

Saturday

A slight chance of snow. Mostly cloudy and cold, with a high near 4. Chance of precipitation is 20%.

Saturday Night

Mostly cloudy, with a low around -7.

Sunday

Partly sunny, with a high near 16.