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 >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

11°F

-12°C

Humidity	92%
Wind Speed	SE 8 mph
Barometer	30.05 in (1021.7 mb)
Dewpoint	9°F (-13°C)
Visibility	7.00 mi
Wind Chill	-1°F (-18°C)
Last update	8 Dec 4:53 am CST

More Information:

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

Extended Forecast for

Waverly SD

Today
High: 30 °F
Patchy Fog
then Patchy
Blowing Snow
Tonight
Low: 21 °F
Mostly Cloudy
Tuesday
High: 37 °F
Rain/Freezing
Rain Likely
and Patchy
Blowing Snow
Tuesday Night
Low: 11 °F
Windy. Chance
Rain/Snow
then Slight
Chance Snow
Wednesday
High: 15 °F
Mostly Cloudy
Wednesday Night
Low: 2 °F
Mostly Cloudy
then Chance
Snow
Thursday
High: 15 °F
Chance Snow
Thursday Night
Low: -7 °F
Chance Snow
Friday
High: 1 °F
Cold

Detailed Forecast

Today

Patchy blowing snow after 3pm. Patchy fog between 8am and noon. Otherwise, mostly cloudy, with a high near 30. Southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.

Tonight

Mostly cloudy, with a low around 21. West wind 10 to 14 mph, with gusts as high as 24 mph.

Tuesday

A chance of freezing rain between 9am and noon, then rain likely. Patchy blowing snow between 9am and noon. Mostly cloudy, with a high near 37. Windy, with a southwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 70%. Little or no ice accumulation expected.

Tuesday Night

A chance of rain before 9pm, then a chance of snow. Mostly cloudy, with a low around 11. Windy, with a northwest wind 31 to 36 mph decreasing to 24 to 29 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 40%.

Wednesday

Mostly cloudy, with a high near 15. Northwest wind 8 to 18 mph, with gusts as high as 30 mph.

Wednesday Night

A chance of snow after midnight. Mostly cloudy, with a low around 2. Northwest wind 6 to 8 mph becoming east southeast after midnight. Chance of precipitation is 30%.

Thursday

A chance of snow. Mostly cloudy, with a high near 15. East wind 8 to 13 mph becoming northwest in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

Thursday Night

A chance of snow, mainly after midnight. Mostly cloudy, with a low around -7. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

Friday

Partly sunny and cold, with a high near 1. Northwest wind 15 to 18 mph, with gusts as high as 31 mph.

Friday Night

Mostly cloudy, with a low around -13.

Saturday

A slight chance of snow. Mostly cloudy 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 -9. Chance of precipitation is 20%.

Sunday

Mostly sunny, with a high near 14.