Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

75°F

24°C

Humidity 84%
Wind Speed SE 6 mph
Barometer 29.97 in (1013.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 29 Jul 10:53 pm CDT
Extended Forecast for

4 Miles S Goodwin SD

  • Tonight

    Tonight: Patchy smoke. Mostly cloudy, with a low around 69. South wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 69 °F

    Patchy Smoke

  • Thursday

    Thursday: Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 81. South wind 14 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Slight Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 4am, then a chance of showers. Some of the storms could produce heavy rainfall.  Patchy smoke between 9pm and 10pm. Low around 61. South southeast wind 8 to 11 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Heavy Rain

  • Friday

    Friday: A chance of showers, mainly before 7am.  Mostly cloudy, then gradually becoming sunny, with a high near 77. North wind 15 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. North northwest wind 6 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. North wind around 7 mph becoming southwest in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. South wind 5 to 8 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. South wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph.

    Low: 64 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Patchy smoke. Mostly cloudy, with a low around 69. South wind 9 to 13 mph, with gusts as high as 22 mph.
Thursday
Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 81. South wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms before 4am, then a chance of showers. Some of the storms could produce heavy rainfall. Patchy smoke between 9pm and 10pm. Low around 61. South southeast wind 8 to 11 mph becoming north northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Friday
A chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 77. North wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 59. North northwest wind 6 to 10 mph.
Saturday
Sunny, with a high near 81. North wind around 7 mph becoming southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 60. South wind 5 to 8 mph.
Sunday
Sunny, with a high near 81. South wind 10 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 64. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph.
Monday
Sunny, with a high near 82. Breezy.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Breezy. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Goodwin SD
 44.83°N 96.84°W (Elev. 1952 ft)
10:36 pm CDT Jul 29, 2026
11pm CDT Jul 29, 2026-6pm CDT Aug 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

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