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

57°F

14°C

Humidity 96%
Wind Speed S 14 mph
Barometer 29.61 in (1003.2 mb)
Dewpoint 56°F (13°C)
Visibility 7.00 mi
Last update 12 Apr 12:53 am CDT
Extended Forecast for

Willow Lake SD

  • Overnight

    Overnight: A slight chance of showers and thunderstorms after 5am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 50. Breezy, with a south wind around 21 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.

    Low: 50 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 79. Breezy, with a south wind 18 to 24 mph becoming west in the afternoon. Winds could gust as high as 33 mph.

    High: 79 °F

    Becoming
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 46. West wind 7 to 15 mph becoming east after midnight.

    Low: 46 °F

    Increasing
    Clouds

  • Monday

    Monday: A slight chance of showers between 9am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 70. East southeast wind 14 to 16 mph. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 1am. Partly cloudy, with a low around 42. Northeast wind 10 to 13 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 64. North wind 9 to 11 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Mostly cloudy, with a low around 44. North wind 8 to 10 mph becoming east southeast after midnight. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly sunny, with a high near 69. South southeast wind 9 to 11 mph. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 1am. Partly cloudy, with a low around 46. South southeast wind 9 to 13 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms after 5am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 50. Breezy, with a south wind around 21 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 79. Breezy, with a south wind 18 to 24 mph becoming west in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
Increasing clouds, with a low around 46. West wind 7 to 15 mph becoming east after midnight.
Monday
A slight chance of showers between 9am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 70. East southeast wind 14 to 16 mph. Chance of precipitation is 50%.
Monday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 42. Northeast wind 10 to 13 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 64. North wind 9 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 44. North wind 8 to 10 mph becoming east southeast after midnight. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 69. South southeast wind 9 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 46. South southeast wind 9 to 13 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 76. Breezy.
Thursday Night
A chance of showers. Partly cloudy, with a low around 38. Chance of precipitation is 40%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 48. Breezy. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 26. Blustery. Chance of precipitation is 30%.
Saturday
A slight chance of snow showers. Partly sunny, with a high near 45. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Willow Lake SD
 44.62°N 97.65°W (Elev. 1762 ft)
Last Update:
1:31 am CDT Apr 12, 2026
Forecast Valid:
1am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

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