National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Mostly Cloudy

66°F

19°C

Humidity 81%
Wind Speed SE 3 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 28 Jun 3:54 am EDT
Extended Forecast for

Port Byron NY

  • Overnight

    Overnight: A chance of showers after 5am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before noon, then a chance of showers and thunderstorms between noon and 2pm, then a slight chance of showers after 2pm. Partly sunny, with a high near 85. South wind 10 to 13 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. West wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. South wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 71. South wind around 7 mph. Chance of precipitation is 80%.

    Low: 71 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 82. West wind 8 to 10 mph. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers after 5am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers before noon, then a chance of showers and thunderstorms between noon and 2pm, then a slight chance of showers after 2pm. Partly sunny, with a high near 85. South wind 10 to 13 mph becoming west in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 60. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 81. West wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 65. Calm wind.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. South wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 71. South wind around 7 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. West wind 8 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Thursday Night
A chance of thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Independence Day
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron NY
 43.03°N 76.64°W (Elev. 499 ft)
Last Update:
4:36 am EDT Jun 28, 2025
Forecast Valid:
4am EDT Jun 28, 2025-6pm EDT Jul 4, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation