National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

13°F

-11°C

Humidity 88%
Wind Speed NE 7 mph
Barometer 29.92 in (1016.4 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 2 Jan 7:53 am CST
Extended Forecast for

6 Miles WSW Watertown SD

  • Today

    Today: Flurries likely before 11am. Cloudy, with a high near 18. East wind 6 to 10 mph.

    High: 18 °F

    Flurries
    Likely then
    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. East wind around 6 mph becoming light and variable in the evening.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 24. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 24 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 12. North wind 5 to 13 mph becoming southeast after midnight. Winds could gust as high as 21 mph.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 37. Southeast wind 9 to 18 mph, with gusts as high as 28 mph.

    High: 37 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. South wind 6 to 8 mph becoming west after midnight.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 40. West wind around 7 mph becoming south in the afternoon.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24. South wind 6 to 8 mph becoming west northwest after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. West wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
Flurries likely before 11am. Cloudy, with a high near 18. East wind 6 to 10 mph.
Tonight
Mostly cloudy, with a low around 13. East wind around 6 mph becoming light and variable in the evening.
Saturday
Partly sunny, with a high near 24. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 12. North wind 5 to 13 mph becoming southeast after midnight. Winds could gust as high as 21 mph.
Sunday
Mostly cloudy, with a high near 37. Southeast wind 9 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 22. South wind 6 to 8 mph becoming west after midnight.
Monday
Partly sunny, with a high near 40. West wind around 7 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 24. South wind 6 to 8 mph becoming west northwest after midnight.
Tuesday
Mostly sunny, with a high near 38. West wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
Last Update:
7:57 am CST Jan 2, 2026
Forecast Valid:
8am CST Jan 2, 2026-6pm CST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation