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

30°F

-1°C

Humidity 93%
Wind Speed N 5 mph
Barometer 29.99 in
Dewpoint 28°F (-2°C)
Visibility 4.00 mi
Wind Chill25°F (-4°C)
Last update 21 Feb 9:55 am EST
Extended Forecast for

5 Miles S Alton NY

  • Today

    Today: A chance of snow showers before 11am, then snow, mainly after 11am. High near 33. North wind around 7 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 33 °F

    Snow

  • Tonight

    Tonight: A chance of snow showers before 8pm, then a slight chance of snow showers after 5am. Cloudy, with a low around 26. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after 7am. Mostly cloudy, with a high near 36. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly after 1am. Cloudy, with a low around 26. East wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Likely

  • Monday

    Monday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 32. North wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 32 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Monday Night

    Monday Night: Snow showers likely. Cloudy, with a low around 13. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 13 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 21. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 21 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. Calm wind becoming south around 5 mph after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.

    High: 37 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Today
A chance of snow showers before 11am, then snow, mainly after 11am. High near 33. North wind around 7 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
A chance of snow showers before 8pm, then a slight chance of snow showers after 5am. Cloudy, with a low around 26. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly after 7am. Mostly cloudy, with a high near 36. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly after 1am. Cloudy, with a low around 26. East wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 32. North wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Monday Night
Snow showers likely. Cloudy, with a low around 13. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Tuesday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 21. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly cloudy, with a low around 16. Calm wind becoming south around 5 mph after midnight.
Wednesday
A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.
Wednesday Night
Rain showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Alton NY
 43.16°N 77.06°W (Elev. 499 ft)
Last Update:
9:36 am EST Feb 21, 2026
Forecast Valid:
10am EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation