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

52°F

11°C

Humidity 59%
Wind Speed Calm
Barometer 29.69 in (1005.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 15 Apr 10:53 pm CDT
Extended Forecast for

Webster SD

Red Flag Warning April 16, 11:00am until April 16, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Mostly clear, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 79 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am. Increasing clouds, with a low around 32. West southwest wind 8 to 18 mph becoming northeast in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of rain showers before 10am, then a chance of snow showers between 10am and 1pm. Mostly cloudy, with a high near 41. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    High: 41 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 34 mph.

    Low: 23 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 33 mph.

    High: 41 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. Northwest wind 7 to 9 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Northeast wind 7 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 79. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
A slight chance of showers after 1am. Increasing clouds, with a low around 32. West southwest wind 8 to 18 mph becoming northeast in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Friday
A chance of rain showers before 10am, then a chance of snow showers between 10am and 1pm. Mostly cloudy, with a high near 41. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 23. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 34 mph.
Saturday
Mostly sunny, with a high near 41. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 25. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 50. Northwest wind 7 to 9 mph.
Sunday Night
Mostly clear, with a low around 34. Northeast wind 7 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 68. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Webster SD
 45.33°N 97.52°W (Elev. 1831 ft)
Last Update:
10:36 pm CDT Apr 15, 2026
Forecast Valid:
11pm CDT Apr 15, 2026-6pm CDT Apr 22, 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