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

Atmospheric River Continues to Impact the Northwest U.S.; Gusty to High Winds in the Northeast U.S.

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. Wednesday into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

44°F

7°C

Humidity 73%
Wind Speed NW 8 mph
Barometer 29.86 in (1012.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 4 Nov 7:53 pm CST
Extended Forecast for

4 Miles ESE Castlewood SD

  • Tonight

    Tonight: Mostly clear, with a low around 33. Northwest wind 8 to 15 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. Northwest wind 5 to 10 mph becoming light west in the afternoon.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35. Breezy, with a light and variable wind becoming south 15 to 20 mph in the evening. Winds could gust as high as 31 mph.

    Low: 35 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Mostly cloudy, with a high near 57. Breezy, with a south wind 14 to 23 mph becoming west in the afternoon. Winds could gust as high as 36 mph.

    High: 57 °F

    Mostly Cloudy
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow after midnight. Mostly cloudy, with a low around 27. North wind around 6 mph becoming east after midnight. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of rain and snow, mainly before noon. Mostly cloudy, with a high near 37. East northeast wind 7 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. North wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Northwest wind 8 to 15 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 51. Northwest wind 5 to 10 mph becoming light west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 35. Breezy, with a light and variable wind becoming south 15 to 20 mph in the evening. Winds could gust as high as 31 mph.
Thursday
Mostly cloudy, with a high near 57. Breezy, with a south wind 14 to 23 mph becoming west in the afternoon. Winds could gust as high as 36 mph.
Thursday Night
Partly cloudy, with a low around 38. West wind 11 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 46. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.
Friday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 27. North wind around 6 mph becoming east after midnight. Chance of precipitation is 20%.
Saturday
A chance of rain and snow, mainly before noon. Mostly cloudy, with a high near 37. East northeast wind 7 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 17. North wind 11 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 24.
Veterans Day
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Castlewood SD
 44.72°N 96.96°W (Elev. 1749 ft)
Last Update:
8:36 pm CST Nov 4, 2025
Forecast Valid:
8pm CST Nov 4, 2025-6pm CST Nov 11, 2025
 
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