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

Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

25°F

-4°C

Humidity 92%
Wind Speed N 6 mph
Barometer 30.23 in (1025.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 12 Nov 7:53 am CST
Extended Forecast for

4 Miles ESE Watertown Municipal Airport SD

  • Today

    Today: Mostly sunny, with a high near 37. North wind around 7 mph.

    High: 37 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 21. North wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38. Calm wind becoming east southeast 5 to 7 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 20. South southeast wind 5 to 7 mph.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 38. South southeast wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. South southeast wind around 10 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43. South wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. South wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 51. Breezy, with a south wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 51 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 37. North wind around 7 mph.
Tonight
Partly cloudy, with a low around 21. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 38. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 20. South southeast wind 5 to 7 mph.
Saturday
Sunny, with a high near 38. South southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 27. South southeast wind around 10 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 43. South wind 10 to 15 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 34. South wind 13 to 16 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 51. Breezy, with a south wind 15 to 20 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 51. Breezy.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
A chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Watertown Municipal Airport SD
 44.89°N 97.08°W (Elev. 1739 ft)
Last Update:
8:21 am CST Nov 12, 2026
Forecast Valid:
8am CST Nov 12, 2026-6pm CST Nov 18, 2026
 
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Additional Resources

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Chance of Precipitation