Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

2°F

-17°C

Humidity 63%
Wind Speed W 14 G 23 mph
Barometer 30.19 in (1027.3 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 19 Jan 1:53 pm CST
Extended Forecast for

Florence SD

  • M.L.King Day

    M.L.King Day: Partly sunny and cold, with a high near 5. West wind 13 to 16 mph.

    High: 5 °F

    Cold

  • Tonight

    Tonight: Mostly clear, with a low around -6. West northwest wind 5 to 8 mph.

    Low: -6 °F

    Mostly Clear

  • Tuesday

    Tuesday: Snow, mainly after noon.  High near 16. Southwest wind 6 to 9 mph becoming south southeast in the afternoon.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 16 °F

    Mostly Cloudy
    then Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 9pm.  Mostly cloudy, with a low around 9. South wind 6 to 11 mph becoming west northwest in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Snow Likely
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly before noon.  Patchy blowing snow after 11am. Partly sunny, with a high near 23. Blustery, with a west southwest wind 13 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 0. West northwest wind 10 to 18 mph, with gusts as high as 29 mph.

    Low: 0 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near 7. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 7 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -24. North northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: -24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -12. North northwest wind 6 to 8 mph.

    High: -12 °F

    Cold

Detailed Forecast

M.L.King Day
Partly sunny and cold, with a high near 5. West wind 13 to 16 mph.
Tonight
Mostly clear, with a low around -6. West northwest wind 5 to 8 mph.
Tuesday
Snow, mainly after noon. High near 16. Southwest wind 6 to 9 mph becoming south southeast in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 9. South wind 6 to 11 mph becoming west northwest in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly before noon. Patchy blowing snow after 11am. Partly sunny, with a high near 23. Blustery, with a west southwest wind 13 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
Mostly cloudy, with a low around 0. West northwest wind 10 to 18 mph, with gusts as high as 29 mph.
Thursday
Partly sunny and cold, with a high near 7. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around -24. North northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Friday
Sunny and cold, with a high near -12. North northwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around -23.
Saturday
Mostly sunny and cold, with a high near 0.
Saturday Night
Partly cloudy, with a low around -12.
Sunday
Mostly sunny, with a high near 12.
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ABOUT THIS FORECAST

 
Point Forecast:
Florence SD
 45.06°N 97.33°W (Elev. 1759 ft)
1:36 pm CST Jan 19, 2026
2pm CST Jan 19, 2026-6pm CST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database