Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Snow Fog/Mist

18°F

-8°C

Humidity	88%
Wind Speed	SW 7 mph
Barometer	29.97 in (1019.1 mb)
Dewpoint	15°F (-9°C)
Visibility	2.00 mi
Wind Chill	9°F (-13°C)
Last update	20 Jan 4:53 pm CST

More Information:

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

Extended Forecast for

9 Miles S Ortley SD

Extreme Cold Watch January 22, 06:00pm until January 23, 03:00pm

Winter Weather Advisory January 21, 08:00am until January 21, 06:00pm

Click here for hazard details and duration

Extreme Cold Watch

Winter Weather Advisory

This Afternoon
High: 16 °F
Chance Snow
Tonight
Low: 6 °F
Slight Chance
Snow then
Mostly Cloudy
Wednesday
High: 21 °F
Snow Likely
and Patchy
Blowing Snow
Wednesday Night
Low: -5 °F
Patchy
Blowing Snow
and Blustery
then Partly
Cloudy
Thursday
High: 4 °F
Cold
Thursday Night
Low: -25 °F
Partly Cloudy
Friday
High: -13 °F
Cold
Friday Night
Low: -21 °F
Partly Cloudy
Saturday
High: -3 °F
Cold

Detailed Forecast

This Afternoon

A chance of snow. Cloudy, with a high near 16. West southwest wind around 8 mph. Chance of precipitation is 40%.

Tonight

A slight chance of snow before 7pm. Mostly cloudy, with a low around 6. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Wednesday

Snow likely, mainly before 2pm. Patchy blowing snow after 10am. Mostly cloudy, with a high near 21. Blustery, with a northwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Wednesday Night

Patchy blowing snow before 7pm. Partly cloudy, with a low around -5. Wind chill values as low as -20. Blustery, with a west northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 36 mph.

Thursday

Partly sunny and cold, with a high near 4. Northwest wind 11 to 18 mph, with gusts as high as 30 mph.

Thursday Night

Partly cloudy, with a low around -25. North northwest wind 8 to 15 mph, with gusts as high as 25 mph.

Friday

Sunny and cold, with a high near -13. Northwest wind 6 to 8 mph.

Friday Night

Partly cloudy, with a low around -21. West wind 5 to 7 mph becoming south southwest after midnight.

Saturday

Mostly sunny and cold, with a high near -3. South southwest wind 7 to 10 mph.

Saturday Night

Partly cloudy, with a low around -16.