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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Fair

77°F

25°C

Humidity 30%
Wind Speed N 7 mph
Barometer 30.27 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 2 Aug 3:35 pm EDT
Extended Forecast for

5 Miles S Alton NY

  • Tonight

    Tonight: Clear, with a low around 56. Northwest wind around 6 mph becoming light and variable after midnight.

    Low: 56 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind 5 to 8 mph becoming northwest in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Light southwest wind.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Light and variable wind becoming northwest around 5 mph in the morning.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Light and variable wind becoming east around 6 mph in the morning.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 56. Northwest wind around 6 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 84. Southwest wind 5 to 8 mph becoming northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 61. Light southwest wind.
Monday
Sunny, with a high near 85. Light and variable wind becoming northwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 62. Calm wind.
Tuesday
Mostly sunny, with a high near 87. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind.
Wednesday
Mostly sunny, with a high near 87. Light and variable wind becoming east around 6 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Sunny and hot, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Alton NY
 43.15°N 77.03°W (Elev. 499 ft)
Last Update:
1:36 pm EDT Aug 2, 2025
Forecast Valid:
4pm EDT Aug 2, 2025-6pm EDT Aug 9, 2025
 
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