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

Hazardous Weather Conditions

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Overcast

41°F

5°C

Humidity 66%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 2 May 9:15 pm EDT
Extended Forecast for

5 Miles S Alton NY

Frost Advisory May 3, 12:00am until May 3, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, mostly clear, with a low around 32. West wind around 7 mph.

    Low: 32 °F

    Partly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, increasing clouds, with a high near 56. West wind around 10 mph.

    High: 56 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 46. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 67. Southwest wind 11 to 14 mph.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 52. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 69. Southwest wind 9 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely. Cloudy, with a high near 55. Northwest wind 3 to 6 mph. Chance of precipitation is 70%.

    High: 55 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.

    Low: 40 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 32. West wind around 7 mph.
Sunday
Areas of frost before 8am. Otherwise, increasing clouds, with a high near 56. West wind around 10 mph.
Sunday Night
A slight chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 46. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 67. Southwest wind 11 to 14 mph.
Monday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 52. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 69. Southwest wind 9 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Wednesday
Showers likely. Cloudy, with a high near 55. Northwest wind 3 to 6 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Alton NY
 43.16°N 77.06°W (Elev. 499 ft)
Last Update:
7:57 pm EDT May 2, 2026
Forecast Valid:
9pm EDT May 2, 2026-6pm EDT May 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