Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

46°F

8°C

Humidity 79%
Wind Speed E 6 mph
Barometer 30.16 in (1022.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 14 Oct 5:53 pm CDT
Extended Forecast for

Castlewood SD

  • Tonight

    Tonight: A chance of showers, mainly between 1am and 4am.  Patchy fog after 4am.  Otherwise, cloudy, with a low around 41. East wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 41 °F

    Cloudy then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly before noon.  Patchy fog before 11am.  Otherwise, cloudy, with a high near 59. Breezy, with a light and variable wind becoming northwest 16 to 21 mph in the morning. Winds could gust as high as 31 mph.  Chance of precipitation is 50%.

    High: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers between 2am and 3am.  Mostly cloudy, with a low around 36. Breezy, with a northwest wind 22 to 25 mph, with gusts as high as 41 mph.  Chance of precipitation is 30%.

    Low: 36 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a north northwest wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 53 °F

    Becoming
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 32. Light and variable wind becoming south southwest 5 to 10 mph after midnight.

    Low: 32 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 63. Breezy, with a south southwest wind 16 to 23 mph, with gusts as high as 36 mph.

    High: 63 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 42. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 33 mph.

    Low: 42 °F

    Clear and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. South southwest wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. West southwest wind around 5 mph becoming light and variable.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly between 1am and 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 41. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers, mainly before noon. Patchy fog before 11am. Otherwise, cloudy, with a high near 59. Breezy, with a light and variable wind becoming northwest 16 to 21 mph in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers between 2am and 3am. Mostly cloudy, with a low around 36. Breezy, with a northwest wind 22 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a north northwest wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 41 mph.
Friday Night
Clear, with a low around 32. Light and variable wind becoming south southwest 5 to 10 mph after midnight.
Saturday
Sunny, with a high near 63. Breezy, with a south southwest wind 16 to 23 mph, with gusts as high as 36 mph.
Saturday Night
Clear, with a low around 42. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 33 mph.
Sunday
Sunny, with a high near 67. South southwest wind 8 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 42. West southwest wind around 5 mph becoming light and variable.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 44.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 70. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Castlewood SD
 44.72°N 97.02°W (Elev. 1683 ft)
6:21 pm CDT Oct 14, 2026
6pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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