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Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Hazardous Weather Conditions

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Fog/Mist

55°F

13°C

Humidity 96%
Wind Speed Calm
Barometer 30.14 in (1020.4 mb)
Dewpoint 54°F (12°C)
Visibility 2.50 mi
Last update 4 Aug 4:54 am EDT
Extended Forecast for

Port Byron NY

  • Today

    Today: Widespread haze. Sunny, with a high near 84. Light and variable wind becoming north 5 to 7 mph in the afternoon.

    High: 84 °F

    Haze

  • Tonight

    Tonight: Widespread haze before midnight. Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Haze then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 86 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. Light southeast wind.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 85. Southeast wind 3 to 6 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. South wind around 6 mph.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Widespread haze. Sunny, with a high near 84. Light and variable wind becoming north 5 to 7 mph in the afternoon.
Tonight
Widespread haze before midnight. Mostly cloudy, with a low around 59. Calm wind.
Tuesday
Partly sunny, with a high near 86. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind.
Wednesday
Partly sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 66. Light southeast wind.
Thursday
Mostly sunny, with a high near 85. Southeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 66. South wind around 6 mph.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny and hot, with a high near 90.
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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:
5:15 am EDT Aug 4, 2025
Forecast Valid:
5am EDT Aug 4, 2025-6pm EDT Aug 10, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation