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.

Overcast

57°F

14°C

Humidity 81%
Wind Speed W 12 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 14 Oct 6:54 pm EDT
Extended Forecast for

Port Byron NY

  • Tonight

    Tonight: Increasing clouds, with a low around 44. North wind 6 to 9 mph.

    Low: 44 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 58. Northeast wind around 5 mph becoming calm in the morning.

    High: 58 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm, mainly after 2am. Low around 49. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 69. South wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers. Cloudy, with a low around 35. Northwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58. Southwest wind 5 to 7 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 44. North wind 6 to 9 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 58. Northeast wind around 5 mph becoming calm in the morning.
Thursday Night
Showers and possibly a thunderstorm, mainly after 2am. Low around 49. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 69. South wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers. Cloudy, with a low around 35. Northwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 46. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 32. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 58. Southwest wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Byron NY
 43.03°N 76.64°W (Elev. 499 ft)
Last Update:
4:11 pm EDT Oct 14, 2026
Forecast Valid:
7pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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