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

Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Fair

18°F

-8°C

Humidity 68%
Wind Speed Calm
Barometer 30.53 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 2 Mar 8:15 pm EST
Extended Forecast for

Ontario NYSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 22. South wind around 7 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain before 1pm, then a chance of rain and snow between 1pm and 3pm, then a chance of rain after 3pm. Increasing clouds, with a high near 36. South wind 5 to 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 36 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 31. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. Light and variable wind.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain or freezing rain between 1am and 4am, then a slight chance of rain after 4am. Mostly cloudy, with a low around 32. Light east wind. Chance of precipitation is 20%.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Freezing
    Rain

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 45. Northeast wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers. Low around 38. East wind around 7 mph. Chance of precipitation is 80%.

    Low: 38 °F

    Showers

  • Friday

    Friday: A chance of showers before 1pm. Mostly cloudy, with a high near 48. East wind around 7 mph becoming west in the morning. Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 22. South wind around 7 mph.
Tuesday
A slight chance of rain before 1pm, then a chance of rain and snow between 1pm and 3pm, then a chance of rain after 3pm. Increasing clouds, with a high near 36. South wind 5 to 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 31. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 43. Light and variable wind.
Wednesday Night
A slight chance of rain or freezing rain between 1am and 4am, then a slight chance of rain after 4am. Mostly cloudy, with a low around 32. Light east wind. Chance of precipitation is 20%.
Thursday
A chance of showers. Mostly cloudy, with a high near 45. Northeast wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers. Low around 38. East wind around 7 mph. Chance of precipitation is 80%.
Friday
A chance of showers before 1pm. Mostly cloudy, with a high near 48. East wind around 7 mph becoming west in the morning. Chance of precipitation is 30%.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Saturday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario NYSimilar City Names
 43.22°N 77.32°W (Elev. 436 ft)
Last Update:
6:57 pm EST Mar 2, 2026
Forecast Valid:
8pm EST Mar 2, 2026-6pm EDT Mar 9, 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