Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Hazardous Weather Conditions

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Fair

59°F

15°C

Humidity 94%
Wind Speed S 3 mph
Barometer 30.09 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 26 Aug 7:35 am EDT
Extended Forecast for

3 Miles N East Williamson NY

  • Today

    Today: Mostly sunny, with a high near 79. South wind 5 to 11 mph becoming east in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. South wind 6 to 8 mph.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of thunderstorms after 5pm.  High near 79. South wind 8 to 10 mph becoming west in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers between 8pm and 2am.  Partly cloudy, with a low around 60. Southwest wind around 6 mph.  Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 71. Northwest wind 7 to 10 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Light northwest wind.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Southwest wind around 5 mph becoming north in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 79. South wind 5 to 11 mph becoming east in the afternoon.
Tonight
Partly cloudy, with a low around 66. South wind 6 to 8 mph.
Thursday
Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of thunderstorms after 5pm. High near 79. South wind 8 to 10 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 60. Southwest wind around 6 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 71. Northwest wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 55. Light northwest wind.
Saturday
Sunny, with a high near 76. Southwest wind around 5 mph becoming north in the afternoon.
Saturday Night
Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 67.
Monday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Tuesday
Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N East Williamson NY
 43.28°N 77.19°W (Elev. 272 ft)
6:10 am EDT Aug 26, 2026
7am EDT Aug 26, 2026-6pm EDT Sep 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database