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

69°F

21°C

Humidity 59%
Wind Speed S 20 G 30 mph
Barometer 30.20 in (1022.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Sep 4:53 pm CDT
Extended Forecast for

4 Miles WSW Bryant SD

  • This Afternoon

    This Afternoon: A slight chance of showers after 5pm. Mostly cloudy, with a high near 65. Breezy, with a south southeast wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 10%.

    High: 65 °F

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Rain and thunderstorms likely, then showers after 4am. Low around 56. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    Showers and
    Breezy then
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 9am. Cloudy, with a high near 63. South wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Cloudy

  • Thursday Night

    Thursday Night: Cloudy, with a low around 56. South southeast wind 7 to 9 mph.

    Low: 56 °F

    Cloudy

  • Friday

    Friday: A chance of showers, mainly after 1pm. Cloudy, with a high near 64. Southeast wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 64 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers. Low around 56. Southeast wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 56 °F

    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 68. South southeast wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. South southeast wind 5 to 7 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70. Southeast wind 6 to 8 mph.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers after 5pm. Mostly cloudy, with a high near 65. Breezy, with a south southeast wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 10%.
Tonight
Rain and thunderstorms likely, then showers after 4am. Low around 56. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly before 9am. Cloudy, with a high near 63. South wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Cloudy, with a low around 56. South southeast wind 7 to 9 mph.
Friday
A chance of showers, mainly after 1pm. Cloudy, with a high near 64. Southeast wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday Night
Showers. Low around 56. Southeast wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 68. South southeast wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 56. South southeast wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 70. Southeast wind 6 to 8 mph.
Sunday Night
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 50%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Bryant SD
 44.56°N 97.53°W (Elev. 1749 ft)
Last Update:
4:22 pm CDT Sep 23, 2026
Forecast Valid:
4pm CDT Sep 23, 2026-6pm CDT Sep 29, 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