Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair with Haze

66°F

19°C

Humidity 75%
Wind Speed S 5 mph
Barometer 29.98 in (1014.5 mb)
Dewpoint 58°F (14°C)
Visibility 6.00 mi
Last update 12 Jul 10:53 pm CDT
Extended Forecast for

Henry SD

  • Tonight

    Tonight: Areas of smoke before midnight. Mostly clear, with a low around 59. South wind 6 to 11 mph.

    Low: 59 °F

    Areas Smoke

  • Sunday

    Sunday: Sunny, with a high near 85. South southwest wind 11 to 14 mph becoming northwest in the afternoon.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Northwest wind 5 to 10 mph becoming south southeast after midnight.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. South southeast wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 67. South wind 14 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 79. South southeast wind 14 to 18 mph becoming east northeast in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 50%.

    High: 79 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 59. North northeast wind 13 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 72. Northeast wind 14 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 55. North northeast wind 10 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of smoke before midnight. Mostly clear, with a low around 59. South wind 6 to 11 mph.
Sunday
Sunny, with a high near 85. South southwest wind 11 to 14 mph becoming northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 62. Northwest wind 5 to 10 mph becoming south southeast after midnight.
Monday
Sunny, with a high near 88. South southeast wind 6 to 15 mph, with gusts as high as 24 mph.
Monday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. South wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 79. South southeast wind 14 to 18 mph becoming east northeast in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. North northeast wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 72. Northeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 55. North northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 70.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
Friday
A slight chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Henry SD
 44.88°N 97.48°W (Elev. 1818 ft)
11:30 pm CDT Jul 12, 2025
11pm CDT Jul 12, 2025-6pm CDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database