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

30°F

-1°C

Humidity 58%
Wind Speed S 17 G 31 mph
Barometer 30.26 in (1027.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 28 Mar 7:53 am CDT
Extended Forecast for

3 Miles ESE Watertown Municipal Airport SD

Wind Advisory until March 28, 05:00pm
Red Flag Warning March 28, 10:00am until March 28, 09:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning
  •  
    Wind Advisory until March 28, 05:00pm

    NOW until 5:00pm Sat

    Wind Advisory

  • Today

    High: 61 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. South southeast wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. Southeast wind 6 to 8 mph becoming north northeast in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. East wind 6 to 9 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 70. East wind 10 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 70 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 34. North wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 43. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 32 mph.

    High: 43 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. North wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a high near 61. Windy, with a southwest wind 18 to 23 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 47 mph.
Tonight
Mostly cloudy, with a low around 34. South southeast wind 6 to 13 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 66. Southeast wind 6 to 8 mph becoming north northeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 38. East wind 6 to 9 mph.
Monday
Partly sunny, with a high near 70. East wind 10 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.
Monday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 34. North wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 43. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly clear, with a low around 18. North wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Wednesday
Sunny, with a high near 45. Northeast wind 6 to 14 mph becoming southeast in the afternoon.
Wednesday Night
A slight chance of snow after 1am. Partly cloudy, with a low around 30. Chance of precipitation is 20%.
Thursday
A chance of rain and snow. Mostly sunny, with a high near 53. Breezy. Chance of precipitation is 30%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 51. Breezy. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Watertown Municipal Airport SD
 44.91°N 97.11°W (Elev. 1752 ft)
Last Update:
7:36 am CDT Mar 28, 2026
Forecast Valid:
8am CDT Mar 28, 2026-6pm CDT Apr 3, 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