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.

Overcast

24°F

-4°C

Humidity 88%
Wind Speed N 13 mph
Barometer 30.00 in (1018.3 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 11 Mar 1:53 am CDT
Extended Forecast for

Willow Lake SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. North wind around 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. North northwest wind 10 to 13 mph.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23. Northwest wind 7 to 11 mph becoming south after midnight.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of snow before 10am, then a chance of rain. Mostly cloudy, with a high near 51. Breezy, with a south wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 50%.

    High: 51 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 23. Windy, with a west northwest wind 29 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Friday

    Friday: Mostly cloudy, with a high near 34. Breezy, with a northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon.

    High: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Snow likely, mainly after 1am. Cloudy, with a low around 23. East southeast wind 7 to 10 mph. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow before 1pm, then snow likely, possibly mixed with rain. Cloudy, with a high near 35. East wind 11 to 17 mph. Chance of precipitation is 60%.

    High: 35 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Snow. Low around 16. Blustery, with an east northeast wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

    Low: 16 °F

    Snow and
    Blustery

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. North wind around 10 mph.
Wednesday
Mostly sunny, with a high near 40. North northwest wind 10 to 13 mph.
Wednesday Night
Mostly clear, with a low around 23. Northwest wind 7 to 11 mph becoming south after midnight.
Thursday
A slight chance of snow before 10am, then a chance of rain. Mostly cloudy, with a high near 51. Breezy, with a south wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 50%.
Thursday Night
A slight chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 23. Windy, with a west northwest wind 29 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 34. Breezy, with a northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon.
Friday Night
Snow likely, mainly after 1am. Cloudy, with a low around 23. East southeast wind 7 to 10 mph. Chance of precipitation is 60%.
Saturday
A chance of snow before 1pm, then snow likely, possibly mixed with rain. Cloudy, with a high near 35. East wind 11 to 17 mph. Chance of precipitation is 60%.
Saturday Night
Snow. Low around 16. Blustery, with an east northeast wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Sunday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 25. Windy. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 4. Blustery.
Monday
Mostly sunny, with a high near 23.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 6. Chance of precipitation is 20%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
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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:
2:36 am CDT Mar 11, 2026
Forecast Valid:
2am CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation