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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Mostly Cloudy

66°F

19°C

Humidity 73%
Wind Speed NW 10 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 28 Aug 11:56 am EDT
Extended Forecast for

Sackets Harbor NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. Northwest wind around 9 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. West wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. South wind 6 to 11 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 61. South wind 6 to 11 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 77. Southwest wind 10 to 13 mph.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 63. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers after 2pm. Partly sunny, with a high near 77. East wind around 6 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 62. Light and variable wind becoming east around 5 mph in the evening. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. Northwest wind around 9 mph.
Tonight
Mostly clear, with a low around 54. West wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 73. South wind 6 to 11 mph.
Saturday Night
Increasing clouds, with a low around 61. South wind 6 to 11 mph.
Sunday
Partly sunny, with a high near 77. Southwest wind 10 to 13 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 77. East wind around 6 mph becoming west in the afternoon. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 62. Light and variable wind becoming east around 5 mph in the evening. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sackets Harbor NY
 43.94°N 76.13°W (Elev. 246 ft)
Last Update:
9:57 am EDT Aug 28, 2026
Forecast Valid:
12pm EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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