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.

Fair

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 30.31 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Sep 11:55 pm EDT
Extended Forecast for

Ontario NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly between 8am and 1pm. Mostly cloudy, with a high near 74. North wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 59. Northwest wind 3 to 6 mph.

    Low: 59 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 70. North wind 7 to 9 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. East wind 3 to 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. East wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 66 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely after 8pm. Cloudy, with a low around 53. Southeast wind around 6 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 68. North wind 7 to 11 mph. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph.
Thursday
Showers likely, mainly between 8am and 1pm. Mostly cloudy, with a high near 74. North wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 59. Northwest wind 3 to 6 mph.
Friday
Sunny, with a high near 70. North wind 7 to 9 mph.
Friday Night
Mostly cloudy, with a low around 51. East wind 3 to 5 mph.
Saturday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. East wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday Night
Showers likely after 8pm. Cloudy, with a low around 53. Southeast wind around 6 mph. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 68. North wind 7 to 11 mph. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 66.
Monday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
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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:
9:58 pm EDT Sep 16, 2026
Forecast Valid:
12am EDT Sep 17, 2026-6pm EDT Sep 23, 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