Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Thunderstorm in Vicinity Light Rain Fog/Mist

75°F

24°C

Humidity 88%
Wind Speed Vrbl 6 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 71°F (22°C)
Visibility 6.00 mi
Last update 1 Jul 1:54 am EDT
Extended Forecast for

Oswego NY

Extreme Heat Warning July 1, 12:00pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Overnight

    Overnight: Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall.  Low around 74. South wind around 6 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Heavy Rain

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 98. West wind 6 to 10 mph.

    High: 89 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 10pm and 11pm.  Mostly clear, with a low around 74. West wind around 7 mph.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 91. Heat index values as high as 99. West wind 6 to 9 mph.

    High: 91 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 72. West wind 6 to 9 mph.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 87. West wind 6 to 9 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 69. Southwest wind around 6 mph.  Chance of precipitation is 40%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Independence Day

    Independence Day: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 86. West wind 5 to 7 mph.  Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Low around 74. South wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 98. West wind 6 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms between 10pm and 11pm. Mostly clear, with a low around 74. West wind around 7 mph. Chance of precipitation is 20%.
Thursday
Sunny and hot, with a high near 91. Heat index values as high as 99. West wind 6 to 9 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. West wind 6 to 9 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 87. West wind 6 to 9 mph.
Friday Night
A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69. Southwest wind around 6 mph. Chance of precipitation is 40%.
Independence Day
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. West wind 5 to 7 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Sunday
A chance of showers. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Monday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Oswego NY
 43.45°N 76.5°W (Elev. 312 ft)
2:22 am EDT Jul 1, 2026
2am EDT Jul 1, 2026-6pm EDT Jul 7, 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