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

Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Mostly Cloudy

65°F

18°C

Humidity 68%
Wind Speed SW 13 G 22 mph
Barometer 29.64 in (1003.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Jun 6:56 pm EDT
Extended Forecast for

Henderson NY

Lakeshore Flood Warning June 19, 07:10pm until June 19, 08:00pm
Click here for hazard details and duration
...
  •  
    Lakeshore Flood Warning June 19, 07:10pm until June 19, 08:00pm

    NOW until 8:00pm Fri

    Lakeshore Flood Warning

  • Tonight

    Low: 56 °F

    Chance
    Showers and
    Breezy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 66. West wind around 15 mph. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 56. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 72. West wind 5 to 9 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 74. Southeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers before 2am. Mostly cloudy, with a low around 59. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. North wind 6 to 10 mph becoming west in the afternoon.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Increasing clouds, with a low around 56. Breezy, with a west wind 14 to 22 mph. Chance of precipitation is 30%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 66. West wind around 15 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 56. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 72. West wind 5 to 9 mph.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Monday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 74. Southeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 59. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 74. North wind 6 to 10 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Friday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Henderson NY
 43.79°N 76.19°W (Elev. 308 ft)
Last Update:
3:57 pm EDT Jun 19, 2026
Forecast Valid:
7pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation