Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Fair

46°F

8°C

Humidity 46%
Wind Speed S 20 G 35 mph
Barometer 29.86 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 15 Mar 7:35 pm EDT
Extended Forecast for

4 Miles SSW Alton NY

Wind Advisory until March 16, 08:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 16, 08:00pm

    NOW until 8:00pm Mon

    Wind Advisory

  • Tonight

    Low: 45 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 66. South wind around 15 mph becoming southwest in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Mostly Cloudy
    then Showers

  • Monday Night

    Monday Night: Rain showers, snow showers, and sleet before 8pm, then snow showers, possibly mixed with rain between 8pm and 11pm, then snow showers after 11pm. The sleet could be heavy at times.  Low around 18. West wind 11 to 14 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. New snow and sleet accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Wintry Mix
    then Snow
    Showers

  • Tuesday

    Tuesday: A slight chance of snow showers.  Mostly cloudy, with a high near 26. West wind around 17 mph, with gusts as high as 37 mph.  Chance of precipitation is 20%.

    High: 26 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A chance of snow showers.  Mostly cloudy, with a low around 17. West wind 7 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 50%.

    Low: 17 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. South wind 3 to 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 44. South wind around 8 mph.

    High: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Breezy, with a south wind 16 to 20 mph, with gusts as high as 39 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 66. South wind around 15 mph becoming southwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Rain showers, snow showers, and sleet before 8pm, then snow showers, possibly mixed with rain between 8pm and 11pm, then snow showers after 11pm. The sleet could be heavy at times. Low around 18. West wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow and sleet accumulation of 1 to 3 inches possible.
Tuesday
A slight chance of snow showers. Mostly cloudy, with a high near 26. West wind around 17 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 17. West wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Wednesday
Partly sunny, with a high near 35. Light and variable wind becoming southwest around 6 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 27. South wind 3 to 6 mph.
Thursday
Mostly cloudy, with a high near 44. South wind around 8 mph.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Alton NY
 43.18°N 77.09°W (Elev. 499 ft)
4:18 pm EDT Mar 15, 2026
7pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
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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