Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

63°F

17°C

Humidity 90%
Wind Speed S 5 mph
Barometer 30.07 in (1017.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 26 Aug 7:56 am EDT
Extended Forecast for

3 Miles ENE Sackets Harbor NY

  • Today

    Today: Mostly sunny, with a high near 76. Southwest wind 5 to 8 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. South wind 5 to 9 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 77. Southwest wind 13 to 15 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. South wind 5 to 7 mph becoming light and variable  after midnight.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 2pm.  Mostly sunny, with a high near 73. Northwest wind 6 to 8 mph.  Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 76. Southwest wind 5 to 8 mph.
Tonight
Partly cloudy, with a low around 65. South wind 5 to 9 mph.
Thursday
A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. Southwest wind 13 to 15 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. South wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers before 2pm. Mostly sunny, with a high near 73. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 50. Calm wind.
Saturday
Sunny, with a high near 74. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Sackets Harbor NY
 43.95°N 76.07°W (Elev. 328 ft)
7:57 am EDT Aug 26, 2026
8am EDT Aug 26, 2026-6pm EDT Sep 1, 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