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

45°F

7°C

Humidity 42%
Wind Speed W 13 mph
Barometer 29.85 in (1012.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 8 Apr 1:53 pm CDT
Extended Forecast for

4 Miles ESE Castlewood SD

  • This Afternoon

    This Afternoon: Mostly cloudy early, then becoming sunny, with a high near 52. Breezy, with a west wind 21 to 24 mph, with gusts as high as 33 mph.

    High: 52 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 23. Blustery, with a west northwest wind 19 to 24 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 36 mph.

    Low: 23 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: A chance of rain, mainly after 4pm. Increasing clouds, with a high near 44. North northwest wind around 6 mph. Chance of precipitation is 30%.

    High: 44 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 23. North wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Rain
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 53. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain. Cloudy, with a high near 59. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    High: 59 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: A chance of rain. Cloudy, with a low around 52. Breezy, with a south southeast wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    Low: 52 °F

    Chance Rain
    and Breezy

  • Sunday

    Sunday: A chance of rain. Partly sunny, with a high near 74. Breezy, with a south wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    High: 74 °F

    Chance Rain
    and Breezy

Detailed Forecast

This Afternoon
Mostly cloudy early, then becoming sunny, with a high near 52. Breezy, with a west wind 21 to 24 mph, with gusts as high as 33 mph.
Tonight
Mostly clear, with a low around 23. Blustery, with a west northwest wind 19 to 24 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 36 mph.
Thursday
A chance of rain, mainly after 4pm. Increasing clouds, with a high near 44. North northwest wind around 6 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 23. North wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.
Friday
Sunny, with a high near 53. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 37. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
A chance of rain. Cloudy, with a high near 59. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Cloudy, with a low around 52. Breezy, with a south southeast wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Sunday
A chance of rain. Partly sunny, with a high near 74. Breezy, with a south wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of rain before 1am. Mostly clear, with a low around 46. Chance of precipitation is 20%.
Monday
A chance of rain. Mostly sunny, with a high near 66. Chance of precipitation is 50%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 39. Breezy. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Castlewood SD
 44.72°N 96.96°W (Elev. 1749 ft)
Last Update:
2:02 pm CDT Apr 8, 2026
Forecast Valid:
2pm CDT Apr 8, 2026-6pm CDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation