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.

Mostly Cloudy

71°F

22°C

Humidity 42%
Wind Speed E 7 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 22 Jun 7:53 pm CDT
Extended Forecast for

Bryant SD

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 56. Calm wind becoming south southeast 5 to 9 mph after midnight. Chance of precipitation is 30%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 3pm. High near 74. South wind 13 to 16 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 54. West wind 7 to 10 mph. Chance of precipitation is 10%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. West northwest wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. North wind 6 to 13 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 73. North wind around 7 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54. East wind 5 to 9 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Southeast wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 59. East southeast wind 13 to 15 mph. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 56. Calm wind becoming south southeast 5 to 9 mph after midnight. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms, mainly before 3pm. High near 74. South wind 13 to 16 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 54. West wind 7 to 10 mph. Chance of precipitation is 10%.
Wednesday
Mostly sunny, with a high near 72. West northwest wind 10 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 50. North wind 6 to 13 mph.
Thursday
Sunny, with a high near 73. North wind around 7 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54. East wind 5 to 9 mph. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Southeast wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 59. East southeast wind 13 to 15 mph. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Breezy. Chance of precipitation is 40%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Breezy. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Breezy. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 62. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bryant SD
 44.6°N 97.47°W (Elev. 1827 ft)
Last Update:
7:36 pm CDT Jun 22, 2026
Forecast Valid:
8pm CDT Jun 22, 2026-6pm CDT Jun 29, 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