Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

54°F

12°C

Humidity 93%
Wind Speed E 3 mph
Barometer 30.05 in (1017.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Aug 12:56 am EDT
Extended Forecast for

3 Miles ESE Henderson Harbor NY

  • Overnight

    Overnight: Clear, with a low around 58. Southeast wind 6 to 10 mph.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 80. South wind around 10 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am.  Increasing clouds, with a low around 62. Southeast wind 7 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am.  High near 72. Southwest wind 11 to 13 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 54. Southwest wind around 9 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm.  High near 68. Southwest wind 9 to 15 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. West wind 6 to 8 mph.  Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. West wind 8 to 11 mph.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 58. Southeast wind 6 to 10 mph.
Saturday
Sunny, with a high near 80. South wind around 10 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 62. Southeast wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. High near 72. Southwest wind 11 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and possibly a thunderstorm. Low around 54. Southwest wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers, with thunderstorms also possible after 2pm. High near 68. Southwest wind 9 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. West wind 6 to 8 mph. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 70. West wind 8 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Henderson Harbor NY
 43.84°N 76.09°W (Elev. 541 ft)
9:57 pm EDT Aug 21, 2026
1am EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
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