Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Partly Cloudy

73°F

23°C

Humidity 44%
Wind Speed Calm
Barometer 29.82 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Jun 12:15 pm EDT
Extended Forecast for

3 Miles NNE Williamson NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. Southwest wind around 6 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southeast wind 3 to 8 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 74. South wind 5 to 7 mph becoming north in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers, then showers and possibly a thunderstorm after 2am.  Low around 62. Southeast wind 5 to 14 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms after 2pm.  High near 79. Breezy, with a south wind 22 to 24 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. Breezy, with a west wind 18 to 22 mph.

    Low: 60 °F

    Partly Cloudy
    and Breezy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 72. Breezy, with a west wind 18 to 21 mph.

    High: 72 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Breezy, with a west wind 15 to 20 mph.

    Low: 58 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Breezy.

    High: 68 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. Southwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 59. Southeast wind 3 to 8 mph.
Wednesday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. South wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 62. Southeast wind 5 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms after 2pm. High near 79. Breezy, with a south wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Partly cloudy, with a low around 60. Breezy, with a west wind 18 to 22 mph.
Juneteenth
Mostly sunny, with a high near 72. Breezy, with a west wind 18 to 21 mph.
Friday Night
Partly cloudy, with a low around 58. Breezy, with a west wind 15 to 20 mph.
Saturday
Mostly sunny, with a high near 68. Breezy.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Sunny, with a high near 71.
Sunday Night
A chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 73. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Williamson NY
 43.3°N 77.16°W (Elev. 246 ft)
9:57 am EDT Jun 16, 2026
12pm EDT Jun 16, 2026-6pm EDT Jun 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