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.

Partly Cloudy

78°F

26°C

Humidity 58%
Wind Speed S 20 G 30 mph
Barometer 29.78 in (1007.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Jun 3:53 pm CDT
Extended Forecast for

Bryant SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 75. Breezy, with a south southeast wind around 20 mph, with gusts as high as 31 mph.

    High: 75 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5am. Low around 68. Breezy, with a southeast wind 21 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Breezy.
    Increasing
    Clouds then
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 8am. High near 90. Breezy, with a south southeast wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    T-storms and
    Breezy then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. South wind 5 to 13 mph becoming east in the evening.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 92. Breezy, with a southeast wind 18 to 23 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph.

    High: 92 °F

    Hot and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers after 1am. Mostly clear, with a low around 67. West southwest wind 9 to 18 mph becoming south after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 1pm. Sunny, with a high near 89. West southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 65. West wind 7 to 10 mph becoming east after midnight. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 90. South wind 10 to 13 mph. Chance of precipitation is 40%.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 75. Breezy, with a south southeast wind around 20 mph, with gusts as high as 31 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5am. Low around 68. Breezy, with a southeast wind 21 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms, mainly before 8am. High near 90. Breezy, with a south southeast wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 71. South wind 5 to 13 mph becoming east in the evening.
Monday
Sunny and hot, with a high near 92. Breezy, with a southeast wind 18 to 23 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph.
Monday Night
A slight chance of showers after 1am. Mostly clear, with a low around 67. West southwest wind 9 to 18 mph becoming south after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers before 1pm. Sunny, with a high near 89. West southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. West wind 7 to 10 mph becoming east after midnight. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 90. South wind 10 to 13 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
Mostly sunny and hot, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bryant SD
 44.58°N 97.47°W (Elev. 1811 ft)
Last Update:
4:21 pm CDT Jun 27, 2026
Forecast Valid:
4pm CDT Jun 27, 2026-6pm CDT Jul 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation