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

3 Miles SE Watertown SD

  • Today

    Today: Sunny, with a high near 63. East wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. South southeast wind around 7 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. South wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 47. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 69 °F

    Sunny

  • Wednesday Night

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

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. South southeast wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain before 1pm.  Partly sunny, with a high near 72. Breezy, with a south southeast wind 18 to 26 mph, with gusts as high as 41 mph.  Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Rain and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 63. East wind 9 to 11 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 44. South southeast wind around 7 mph.
Tuesday
Sunny, with a high near 66. South wind 8 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Clear, with a low around 47. South wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 69. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. East northeast wind around 6 mph.
Thursday
Sunny, with a high near 73. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 57. South southeast wind 10 to 15 mph, with gusts as high as 28 mph.
Friday
A slight chance of rain before 1pm. Partly sunny, with a high near 72. Breezy, with a south southeast wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 58. Breezy.
Saturday
A chance of rain. Partly sunny, with a high near 66. Breezy. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Sunday
A slight chance of rain. Mostly sunny, with a high near 58. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Watertown SD
 44.89°N 97.11°W (Elev. 1713 ft)
10:26 am CDT Oct 19, 2026
10am 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