Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Partly Cloudy

63°F

17°C

Humidity 63%
Wind Speed Calm
Barometer 29.75 in (1007.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Jun 8:56 pm EDT
Extended Forecast for

5 Miles NE Cape Vincent NY

  • Tonight

    Tonight: Partly cloudy, with a low around 59. South wind 3 to 7 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly before 3pm, then a slight chance of thunderstorms after 5pm.  Partly sunny, with a high near 73. South wind 8 to 10 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 2am.  Increasing clouds, with a low around 59. Southeast wind 5 to 8 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm.  High near 75. Breezy, with a south wind 18 to 21 mph becoming southwest in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 56. Breezy, with a west wind 15 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 72. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 8pm, then a chance of showers after 2am.  Mostly cloudy, with a low around 54. West wind 13 to 15 mph.  Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers.  Partly sunny, with a high near 70. West wind 11 to 15 mph.  Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. South wind 3 to 7 mph.
Wednesday
A chance of showers and thunderstorms, mainly before 3pm, then a slight chance of thunderstorms after 5pm. Partly sunny, with a high near 73. South wind 8 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers, mainly after 2am. Increasing clouds, with a low around 59. Southeast wind 5 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. High near 75. Breezy, with a south wind 18 to 21 mph becoming southwest in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 56. Breezy, with a west wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Juneteenth
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 54. West wind 13 to 15 mph. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 70. West wind 11 to 15 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Cape Vincent NY
 44.16°N 76.24°W (Elev. 305 ft)
8:48 pm EDT Jun 16, 2026
9pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
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