National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

69°F

21°C

Humidity 35%
Wind Speed W 14 G 21 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 7 Oct 1:53 pm CDT
Extended Forecast for

5 Miles ESE Lily SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. West northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 48. North northwest wind 3 to 8 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 66 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southeast wind 5 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. South wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind 9 to 14 mph, with gusts as high as 29 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy, with a south wind 16 to 22 mph, with gusts as high as 36 mph.

    High: 81 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. South wind 15 to 17 mph, with gusts as high as 31 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South wind around 17 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 72. West northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 48. North northwest wind 3 to 8 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming south southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 50. Southeast wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 76. South wind 8 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 63. South wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 16 to 22 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 58. South wind 15 to 17 mph, with gusts as high as 31 mph.
Sunday
Mostly sunny, with a high near 68. South wind around 17 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 20%.
Columbus Day
A chance of showers. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Lily SD
 45.16°N 97.57°W (Elev. 1781 ft)
Last Update:
1:21 pm CDT Oct 7, 2026
Forecast Valid:
1pm CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
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