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.

Fair

51°F

11°C

Humidity 74%
Wind Speed Vrbl 3 mph
Barometer 30.48 in (1032.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Oct 9:54 am EDT
Extended Forecast for

Port Byron NY

  • Today

    Today: Mostly sunny, with a high near 66. Light east wind.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South wind 5 to 7 mph.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, mainly after 2pm. High near 60. Southeast wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 2am. Low around 51. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Rain

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 67 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 53. Light south wind. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 2pm. High near 67. South wind around 8 mph becoming west in the afternoon. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 46. Northwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 66. Light east wind.
Tonight
Mostly cloudy, with a low around 50. South wind 5 to 7 mph.
Sunday
Rain, mainly after 2pm. High near 60. Southeast wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before 2am. Low around 51. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
Mostly cloudy, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 53. Light south wind. Chance of precipitation is 40%.
Tuesday
Showers, with thunderstorms also possible after 2pm. High near 67. South wind around 8 mph becoming west in the afternoon. Chance of precipitation is 80%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 46. Northwest wind around 6 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron NY
 43.05°N 76.6°W (Elev. 400 ft)
Last Update:
9:58 am EDT Oct 10, 2026
Forecast Valid:
10am EDT Oct 10, 2026-6pm EDT Oct 16, 2026
 
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