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

74°F

23°C

Humidity 27%
Wind Speed W 15 G 24 mph
Barometer 29.42 in (995.1 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 23 Apr 12:53 pm CDT
Extended Forecast for

Webster SD

Red Flag Warning until April 23, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until April 23, 07:00pm

    NOW until 7:00pm Thu

    Red Flag Warning

  • This Afternoon

    High: 70 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Breezy, with a west northwest wind 23 to 28 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 40 mph.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: A slight chance of showers after 3pm. Mostly sunny, with a high near 52. West northwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 52 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 36. West wind 6 to 8 mph becoming east southeast in the evening. Chance of precipitation is 30%.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 50. Southwest wind 6 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers. Mostly cloudy, with a low around 39. East northeast wind around 8 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 56. East wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 56 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely. Cloudy, with a low around 39. East wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 70. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 32 mph.
Tonight
Partly cloudy, with a low around 34. Breezy, with a west northwest wind 23 to 28 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 40 mph.
Friday
A slight chance of showers after 3pm. Mostly sunny, with a high near 52. West northwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 36. West wind 6 to 8 mph becoming east southeast in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 50. Southwest wind 6 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 39. East northeast wind around 8 mph. Chance of precipitation is 20%.
Sunday
A chance of showers. Mostly cloudy, with a high near 56. East wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Sunday Night
Showers likely. Cloudy, with a low around 39. East wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 49. Breezy, with a northeast wind 17 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Monday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 31. Blustery. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Webster SD
 45.33°N 97.52°W (Elev. 1831 ft)
Last Update:
1:06 pm CDT Apr 23, 2026
Forecast Valid:
1pm CDT Apr 23, 2026-6pm CDT Apr 29, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation