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.

Fog/Mist

41°F

5°C

Humidity 93%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 39°F (4°C)
Visibility 5.00 mi
Last update 14 May 10:55 pm EDT
Extended Forecast for

Ontario NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Northwest wind 3 to 6 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Northwest wind 6 to 8 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. Calm wind becoming southwest around 5 mph after midnight.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Increasing clouds, with a high near 76. Southwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Sunny then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 54. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 2pm. Partly sunny, with a high near 72. West wind around 6 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. Southeast wind around 6 mph becoming southwest in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. Northwest wind 3 to 6 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Northwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 47. Calm wind becoming southwest around 5 mph after midnight.
Saturday
A chance of showers after 2pm. Increasing clouds, with a high near 76. Southwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 54. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of showers before 2pm. Partly sunny, with a high near 72. West wind around 6 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 53. Calm wind.
Monday
Mostly sunny, with a high near 83. Southeast wind around 6 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario NY
 43.22°N 77.29°W (Elev. 443 ft)
Last Update:
9:57 pm EDT May 14, 2026
Forecast Valid:
10pm EDT May 14, 2026-6pm EDT May 21, 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