Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

55°F

13°C

Humidity 90%
Wind Speed E 5 mph
Barometer 30.09 in (1018.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 25 Jul 2:56 am EDT
Extended Forecast for

Watertown NY

  • Overnight

    Overnight: Clear, with a low around 60. Southeast wind around 5 mph.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Southwest wind around 7 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82. South wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am.  Partly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 30%.

    Low: 64 °F

    Mostly Clear
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 82. Southwest wind 5 to 8 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 64. Light south wind.  Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 78. South wind around 6 mph.  Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers.  Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 60. Southeast wind around 5 mph.
Saturday
Sunny, with a high near 84. Southwest wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 82. South wind 6 to 8 mph.
Sunday Night
A chance of showers after 2am. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 64. Light south wind. Chance of precipitation is 70%.
Tuesday
Showers and possibly a thunderstorm. High near 78. South wind around 6 mph. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
2:22 am EDT Jul 25, 2026
3am EDT Jul 25, 2026-6pm EDT Jul 31, 2026
 
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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