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.

A Few Clouds

84°F

29°C

Humidity 49%
Wind Speed N 5 mph
Barometer 30.00 in (1014.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 4 Jul 4:53 pm CDT
Extended Forecast for

6 Miles WNW Waverly SD

  • Independence Day

    Independence Day: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. North wind around 7 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 63. Northeast wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. Southeast wind 5 to 9 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. South wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind around 8 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. South wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Southeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    Low: 68 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. South southwest wind 11 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

Independence Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. North wind around 7 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 63. Northeast wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 66. Southeast wind 5 to 9 mph.
Monday
Sunny and hot, with a high near 90. South wind 9 to 13 mph, with gusts as high as 23 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind around 8 mph. Chance of precipitation is 50%.
Tuesday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. South wind 8 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Southeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. South southwest wind 11 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 84.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Waverly SD
 45.04°N 97.09°W (Elev. 1781 ft)
Last Update:
5:31 pm CDT Jul 4, 2026
Forecast Valid:
5pm CDT Jul 4, 2026-6pm CDT Jul 11, 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