Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

56°F

13°C

Humidity 47%
Wind Speed E 7 mph
Barometer 30.29 in (1026.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Oct 10:53 am CDT
Extended Forecast for

7 Miles S Castlewood SD

  • Today

    Today: Sunny, with a high near 66. East southeast wind around 11 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 43. Southeast wind around 7 mph.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. South wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 47. South wind 6 to 10 mph.

    Low: 47 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Light and variable wind becoming east around 6 mph in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. East wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. Southeast wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South southeast wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 73. Breezy, with a south southeast wind 18 to 26 mph, with gusts as high as 40 mph.

    High: 73 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 66. East southeast wind around 11 mph.
Tonight
Clear, with a low around 43. Southeast wind around 7 mph.
Tuesday
Sunny, with a high near 68. South wind 8 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Clear, with a low around 47. South wind 6 to 10 mph.
Wednesday
Sunny, with a high near 70. Light and variable wind becoming east around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. East wind around 6 mph.
Thursday
Sunny, with a high near 73. Southeast wind 5 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 56. South southeast wind 10 to 14 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 73. Breezy, with a south southeast wind 18 to 26 mph, with gusts as high as 40 mph.
Friday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 58. Breezy. Chance of precipitation is 20%.
Saturday
A chance of rain. Partly sunny, with a high near 67. Breezy. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Sunday
A slight chance of rain. Mostly sunny, with a high near 59. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Castlewood SD
 44.63°N 97.05°W (Elev. 1654 ft)
11:16 am CDT Oct 19, 2026
11am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database