Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. Read More >

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Light Rain Fog/Mist

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 29.80 in (1008.8 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 30 Jun 11:54 pm EDT
Extended Forecast for

Port Byron NY

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. South wind around 7 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly before 5pm.  Cloudy, then gradually becoming mostly sunny, with a high near 84. West wind 7 to 9 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. West wind 3 to 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82. Northwest wind 6 to 8 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 64. Calm wind becoming southwest around 5 mph after midnight.  Chance of precipitation is 30%.

    Low: 64 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly before 2pm.  Partly sunny, with a high near 77. West wind 6 to 9 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. West wind around 6 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 77. Northwest wind 3 to 7 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, mainly before 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West wind 7 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 65. West wind 3 to 5 mph.
Wednesday
Sunny, with a high near 82. Northwest wind 6 to 8 mph.
Wednesday Night
A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 64. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 77. West wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear, with a low around 59. West wind around 6 mph becoming calm in the evening.
Independence Day
Sunny, with a high near 77. Northwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly cloudy, with a low around 70.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron NY
 43.03°N 76.64°W (Elev. 499 ft)
10:36 pm EDT Jun 30, 2025
12am EDT Jul 1, 2025-6pm EDT Jul 7, 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