National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

55°F

13°C

Humidity 59%
Wind Speed Calm
Barometer 30.11 in (1020.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 8 Oct 9:53 am CDT
Extended Forecast for

3 Miles SW Webster SD

  • Today

    Today: Sunny, with a high near 68. Southeast wind 3 to 6 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. East southeast wind 5 to 8 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 77. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. South wind 14 to 16 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy, with a south wind 18 to 22 mph, with gusts as high as 37 mph.

    High: 81 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. South wind 13 to 15 mph, with gusts as high as 29 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 68. Southeast wind around 14 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 40. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 52 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 68. Southeast wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 47. East southeast wind 5 to 8 mph.
Friday
Sunny, with a high near 77. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 66. South wind 14 to 16 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 18 to 22 mph, with gusts as high as 37 mph.
Saturday Night
Mostly clear, with a low around 59. South wind 13 to 15 mph, with gusts as high as 29 mph.
Sunday
Partly sunny, with a high near 68. Southeast wind around 14 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 40. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 60. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Webster SD
 45.31°N 97.55°W (Elev. 1798 ft)
Last Update:
9:51 am CDT Oct 8, 2026
Forecast Valid:
10am CDT Oct 8, 2026-6pm CDT Oct 14, 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