National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

44°F

7°C

Humidity 41%
Wind Speed S 8 G 24 mph
Barometer 29.92 in (1013.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Mar 7:56 pm EDT
Extended Forecast for

5 Miles SE Cape Vincent NY

Winter Weather Advisory March 16, 08:00pm until March 17, 08:00pm
High Wind Warning until March 16, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory
High Wind Warning
  •  
    High Wind Warning until March 16, 08:00pm

    NOW until 8:00pm Mon

    High Wind Warning

  • Tonight

    Low: 38 °F⇑

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 58. Breezy, with a south wind 18 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Breezy.
    Slight Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Snow showers, possibly mixed with rain showers and sleet, becoming all snow after 11pm. Some thunder is also possible. Widespread blowing snow between 11pm and 2am. Low around 16. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Wintry Mix
    and Blowing
    Snow

  • Tuesday

    Tuesday: A chance of snow showers, mainly before 2pm. Partly sunny, with a high near 23. Breezy, with a west wind 18 to 21 mph, with gusts as high as 44 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 8. West wind 7 to 15 mph, with gusts as high as 25 mph.

    Low: 8 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly cloudy, with a high near 39. South wind around 11 mph. Chance of precipitation is 30%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly after 5am. Mostly cloudy, with a temperature rising to around 45 by 5am. Breezy, with a south wind 16 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Monday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 58. Breezy, with a south wind 18 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Snow showers, possibly mixed with rain showers and sleet, becoming all snow after 11pm. Some thunder is also possible. Widespread blowing snow between 11pm and 2am. Low around 16. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.
Tuesday
A chance of snow showers, mainly before 2pm. Partly sunny, with a high near 23. Breezy, with a west wind 18 to 21 mph, with gusts as high as 44 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Tuesday Night
Partly cloudy, with a low around 8. West wind 7 to 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 30. Calm wind becoming south 5 to 9 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 23. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 39. South wind around 11 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Cape Vincent NY
 44.08°N 76.26°W (Elev. 308 ft)
Last Update:
7:58 pm EDT Mar 15, 2026
Forecast Valid:
8pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation