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.

Fair

67°F

19°C

Humidity 93%
Wind Speed SE 8 mph
Barometer 30.04 in (1016.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 6 Jul 6:53 am CDT
Extended Forecast for

Clark SDSimilar City Names

  • Today

    Today: Increasing clouds and hot, with a high near 92. South wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 92 °F

    Hot

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 69. South southeast wind 9 to 13 mph becoming east northeast after midnight. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 2pm. Some of the storms could be severe. Partly sunny, with a high near 88. East southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 88 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could be severe. Low around 67. East wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Severe
    Thunderstorms
    then Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. South wind 11 to 13 mph becoming north northwest in the afternoon. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. North northeast wind 7 to 13 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Northeast wind 7 to 9 mph.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Southeast wind around 8 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82. South wind 8 to 10 mph.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds and hot, with a high near 92. South wind 14 to 18 mph, with gusts as high as 28 mph.
Tonight
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 69. South southeast wind 9 to 13 mph becoming east northeast after midnight. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms, mainly after 2pm. Some of the storms could be severe. Partly sunny, with a high near 88. East southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could be severe. Low around 67. East wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. South wind 11 to 13 mph becoming north northwest in the afternoon. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 61. North northeast wind 7 to 13 mph.
Thursday
Mostly sunny, with a high near 79. Northeast wind 7 to 9 mph.
Thursday Night
Partly cloudy, with a low around 61. Southeast wind around 8 mph.
Friday
Mostly sunny, with a high near 82. South wind 8 to 10 mph.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny and hot, with a high near 92. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Clark SDSimilar City Names
 44.88°N 97.75°W (Elev. 1808 ft)
Last Update:
6:36 am CDT Jul 6, 2026
Forecast Valid:
6am CDT Jul 6, 2026-6pm CDT Jul 12, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation