Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

27°F

-3°C

Humidity 75%
Wind Speed Calm
Barometer 30.09 in (1021.5 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 9 Jan 10:53 am CST
Extended Forecast for

6 Miles ESE Castlewood SD

  • Today

    Today: A chance of flurries between 1pm and 2pm, then a slight chance of snow after 2pm.  Mostly cloudy, with a high near 35. Light west wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm.  Partly cloudy, with a low around 14. West northwest wind 9 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%.

    Low: 14 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 20. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 31 mph.

    High: 20 °F

    Sunny then
    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 6. Northwest wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 6 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Southwest wind 6 to 16 mph, with gusts as high as 25 mph.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. West wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. West southwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after midnight.  Mostly cloudy, with a low around 34. West wind 11 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, mainly before noon.  Mostly cloudy, with a high near 41. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 31 mph.  Chance of precipitation is 30%.

    High: 41 °F

    Chance Rain
    and Breezy

Detailed Forecast

Today
A chance of flurries between 1pm and 2pm, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 35. Light west wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm. Partly cloudy, with a low around 14. West northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 20. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 6. Northwest wind 6 to 16 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 33. Southwest wind 6 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 26. West wind 10 to 14 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 44. West southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 34. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday
A chance of rain, mainly before noon. Mostly cloudy, with a high near 41. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Castlewood SD
 44.7°N 96.93°W (Elev. 1703 ft)
11:36 am CST Jan 9, 2026
11am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database