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.

Overcast

64°F

18°C

Humidity 81%
Wind Speed SE 13 G 21 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 27 Jun 4:53 am CDT
Extended Forecast for

9 Miles S Ortley SD

  • Today

    Today: A slight chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 82. Breezy, with a south southeast wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 20%.

    High: 82 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Breezy.
    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 88. South southeast wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms after 1am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 70. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Sunny and hot, with a high near 93. Breezy, with a southeast wind 11 to 21 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South southwest wind 10 to 17 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 1pm. Sunny, with a high near 88. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 65. West southwest wind 7 to 9 mph becoming south southeast after midnight. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Southeast wind 8 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 82. Breezy, with a south southeast wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 88. South southeast wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers and thunderstorms after 1am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 70. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.
Monday
Sunny and hot, with a high near 93. Breezy, with a southeast wind 11 to 21 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph.
Monday Night
Mostly clear, with a low around 66. South southwest wind 10 to 17 mph, with gusts as high as 30 mph.
Tuesday
A slight chance of showers and thunderstorms before 1pm. Sunny, with a high near 88. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 65. West southwest wind 7 to 9 mph becoming south southeast after midnight. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Southeast wind 8 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
Mostly sunny and hot, with a high near 91.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
Mostly sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ortley SD
 45.21°N 97.24°W (Elev. 1900 ft)
Last Update:
4:36 am CDT Jun 27, 2026
Forecast Valid:
5am CDT Jun 27, 2026-6pm CDT Jul 3, 2026
 
Forecast Discussion
 
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