Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fog/Mist

52°F

11°C

Humidity 93%
Wind Speed Calm
Barometer 30.07 in (1018.0 mb)
Dewpoint 50°F (10°C)
Visibility 6.00 mi
Last update 21 Jun 5:56 am EDT
Extended Forecast for

Watertown NY

Heat Advisory June 22, 12:00pm until June 24, 06:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Mostly sunny, with a high near 83. Southwest wind 5 to 8 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 5am.  Mostly cloudy, with a low around 72. South wind 8 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 86. Southwest wind 13 to 15 mph.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Southwest wind 6 to 8 mph.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. Southwest wind 7 to 13 mph.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Southwest wind 6 to 8 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Southwest wind 7 to 10 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming light and variable  in the evening.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 83. Southwest wind 5 to 8 mph.
Tonight
Showers and thunderstorms likely, mainly after 5am. Mostly cloudy, with a low around 72. South wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 86. Southwest wind 13 to 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 72. Southwest wind 6 to 8 mph.
Monday
Sunny and hot, with a high near 90. Southwest wind 7 to 13 mph.
Monday Night
Mostly clear, with a low around 73. Southwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 88. Southwest wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming light and variable in the evening.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 44°N 75.91°W (Elev. 443 ft)
4:36 am EDT Jun 21, 2025
6am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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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