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

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

0°F

-18°C

Humidity 72%
Wind Speed N 15 mph
Barometer 30.18 in (1026.4 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill-19°F (-28°C)
Last update 16 Mar 8:53 am CDT
Extended Forecast for

Willow Lake SD

  • Today

    Today: Mostly sunny, with a high near 11. North northwest wind 11 to 15 mph.

    High: 11 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -1. North northwest wind 5 to 8 mph becoming light and variable.

    Low: -1 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Snow before 4pm, then freezing rain. Patchy blowing snow between 10am and 4pm. High near 28. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.

    High: 28 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: Freezing rain before 7pm. Low around 22. South wind 9 to 14 mph becoming west after midnight. Chance of precipitation is 80%. Little or no ice accumulation expected.

    Low: 22 °F

    Freezing Rain
    then Mostly
    Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 44. Southwest wind 8 to 11 mph.

    High: 44 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Southwest wind around 9 mph becoming northwest after midnight.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53. Northwest wind 8 to 10 mph becoming west southwest in the afternoon.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. South wind around 11 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. South southwest wind 10 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 11. North northwest wind 11 to 15 mph.
Tonight
Partly cloudy, with a low around -1. North northwest wind 5 to 8 mph becoming light and variable.
Tuesday
Snow before 4pm, then freezing rain. Patchy blowing snow between 10am and 4pm. High near 28. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Tuesday Night
Freezing rain before 7pm. Low around 22. South wind 9 to 14 mph becoming west after midnight. Chance of precipitation is 80%. Little or no ice accumulation expected.
Wednesday
Partly sunny, with a high near 44. Southwest wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 32. Southwest wind around 9 mph becoming northwest after midnight.
Thursday
Sunny, with a high near 53. Northwest wind 8 to 10 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 39. South wind around 11 mph.
Friday
Mostly sunny, with a high near 66. South southwest wind 10 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 46. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Willow Lake SD
 44.62°N 97.65°W (Elev. 1762 ft)
Last Update:
8:38 am CDT Mar 16, 2026
Forecast Valid:
9am CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation