Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Mostly Cloudy

66°F

19°C

Humidity 96%
Wind Speed Calm
Barometer 29.91 in (1012.7 mb)
Dewpoint 65°F (18°C)
Visibility 8.00 mi
Last update 4 Sep 12:54 am EDT
Extended Forecast for

Port Byron NY

  • Overnight

    Overnight: A slight chance of showers between 2am and 3am.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 77. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 72. Calm wind becoming north 5 to 7 mph in the morning.

    High: 72 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 53. Light north wind.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 73. Calm wind becoming north around 6 mph in the afternoon.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Labor Day

    Labor Day: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers between 2am and 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Friday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 58. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 72. Calm wind becoming north 5 to 7 mph in the morning.
Saturday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 53. Light north wind.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 51. Calm wind.
Labor Day
Sunny, with a high near 75. Calm wind.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron NY
 43.03°N 76.64°W (Elev. 499 ft)
9:57 pm EDT Sep 3, 2026
1am EDT Sep 4, 2026-6pm EDT Sep 10, 2026
 
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