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

57°F

14°C

Humidity 72%
Wind Speed NW 5 mph
Barometer 30.09 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 14 Oct 7:35 pm EDT
Extended Forecast for

Ontario NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. North wind 10 to 13 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 56. Northeast wind around 8 mph.

    High: 56 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm, mainly after 2am. Low around 46. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 66. South wind 8 to 16 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Cloudy, with a low around 36. North wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Northwest wind around 15 mph, with gusts as high as 32 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. West wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Southwest wind 7 to 10 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. North wind 10 to 13 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 56. Northeast wind around 8 mph.
Thursday Night
Showers and possibly a thunderstorm, mainly after 2am. Low around 46. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 66. South wind 8 to 16 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Cloudy, with a low around 36. North wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 47. Northwest wind around 15 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 36. West wind 6 to 9 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 59. Southwest wind 7 to 10 mph.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario NY
 43.22°N 77.32°W (Elev. 436 ft)
Last Update:
4:11 pm EDT Oct 14, 2026
Forecast Valid:
7pm EDT Oct 14, 2026-6pm EDT Oct 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