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

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Overcast

34°F

1°C

Humidity 75%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 24 Mar 8:15 pm EDT
Extended Forecast for

Ontario NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Northwest wind around 6 mph becoming southwest after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Cloudy, with a low around 40. Southeast wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 20%.

    Low: 40 °F

    Cloudy then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 8am, then showers likely after 2pm. Mostly cloudy, with a high near 61. Southwest wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers likely before 5am, then a chance of rain and snow showers. Cloudy, with a low around 26. West wind 8 to 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 26 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Friday

    Friday: A chance of snow showers before 8am. Mostly sunny, with a high near 34. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    Showers then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Northwest wind around 6 mph.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39. West wind 6 to 10 mph.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Northwest wind around 6 mph becoming southwest after midnight.
Wednesday
Mostly cloudy, with a high near 49. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers after 2am. Cloudy, with a low around 40. Southeast wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 20%.
Thursday
A slight chance of showers before 8am, then showers likely after 2pm. Mostly cloudy, with a high near 61. Southwest wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain showers likely before 5am, then a chance of rain and snow showers. Cloudy, with a low around 26. West wind 8 to 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of snow showers before 8am. Mostly sunny, with a high near 34. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 21. Northwest wind around 6 mph.
Saturday
Partly sunny, with a high near 39. West wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 52.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
A chance of showers. Partly sunny, with a high near 49. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario NY
 43.22°N 77.32°W (Elev. 436 ft)
Last Update:
7:57 pm EDT Mar 24, 2026
Forecast Valid:
8pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation