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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Overcast

61°F

16°C

Humidity 87%
Wind Speed NE 18 G 25 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 4:56 pm EDT
Extended Forecast for

5 Miles NE Cape Vincent NY

  • Tonight

    Tonight: Mostly clear, with a low around 51. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. Northeast wind around 11 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Northeast wind 5 to 7 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Partly sunny, with a high near 76. East wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 76 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Cloudy, with a low around 61. East wind 6 to 8 mph becoming south after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 74. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. Northeast wind around 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Northeast wind around 10 mph.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 74. Northeast wind around 11 mph.
Monday Night
Partly cloudy, with a low around 53. Northeast wind 5 to 7 mph.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 76. East wind 5 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
Showers likely, mainly after 2am. Cloudy, with a low around 61. East wind 6 to 8 mph becoming south after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 74. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 58. Northeast wind around 7 mph.
Thursday
Mostly sunny, with a high near 79. Northeast wind around 10 mph.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Sunday
A chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Cape Vincent NY
 44.16°N 76.24°W (Elev. 305 ft)
Last Update:
4:36 pm EDT Aug 17, 2025
Forecast Valid:
5pm EDT Aug 17, 2025-6pm EDT Aug 24, 2025
 
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