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.

Fog

37°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 29.72 in (1007.3 mb)
Dewpoint 37°F (3°C)
Visibility 0.50 mi
Last update 15 Apr 2:53 am CDT
Extended Forecast for

Webster SD

Fire Weather Watch April 16, 11:00am until April 16, 08:00pm
Dense Fog Advisory until April 15, 09:00am
Click here for hazard details and duration
Fire Weather Watch
Dense Fog Advisory
  •  
    Dense Fog Advisory until April 15, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of sprinkles before 8am. Partly sunny, then gradually becoming sunny, with a high near 70. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 70 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. South wind 13 to 18 mph, with gusts as high as 29 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain showers after 1am, mixing with snow after 4am. Mostly cloudy, with a low around 33. Southwest wind 13 to 17 mph becoming northeast in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow showers before 10am, then a chance of snow showers. 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 north northwest wind 17 to 22 mph, with gusts as high as 33 mph.

    Low: 23 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 33 mph.

    High: 39 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. Calm wind.
Wednesday
A chance of sprinkles before 8am. Partly sunny, then gradually becoming sunny, with a high near 70. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 47. South wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 77. South wind 13 to 18 mph, with gusts as high as 29 mph.
Thursday Night
A slight chance of rain showers after 1am, mixing with snow after 4am. Mostly cloudy, with a low around 33. Southwest wind 13 to 17 mph becoming northeast in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Friday
A chance of rain and snow showers before 10am, then a chance of snow showers. 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 north northwest wind 17 to 22 mph, with gusts as high as 33 mph.
Saturday
Partly sunny, with a high near 39. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Partly cloudy, with a low around 24. Blustery, with a northwest wind 16 to 21 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 67.
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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:
3:36 am CDT Apr 15, 2026
Forecast Valid:
3am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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