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

79°F

26°C

Humidity 42%
Wind Speed SW 6 mph
Barometer 30.19 in
Dewpoint 54°F (12°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 3 Aug 11:55 am EDT
Extended Forecast for

Ontario NYSimilar City Names

  • This Afternoon

    This Afternoon: Widespread haze. Sunny, with a high near 82. Northwest wind around 9 mph.

    High: 82 °F

    Haze

  • Tonight

    Tonight: Widespread haze before midnight. Clear, with a low around 62. Calm wind becoming southwest around 5 mph after midnight.

    Low: 62 °F

    Haze then
    Clear

  • Monday

    Monday: Sunny, with a high near 84. West wind around 6 mph becoming northwest in the afternoon.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. East wind 3 to 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 85. Northeast wind around 6 mph.

    High: 85 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. East wind around 5 mph becoming south after midnight.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Widespread haze. Sunny, with a high near 82. Northwest wind around 9 mph.
Tonight
Widespread haze before midnight. Clear, with a low around 62. Calm wind becoming southwest around 5 mph after midnight.
Monday
Sunny, with a high near 84. West wind around 6 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 63. Calm wind.
Tuesday
Mostly sunny, with a high near 85. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 67. East wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 85. Northeast wind around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 66. East wind around 5 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario NYSimilar City Names
 43.22°N 77.32°W (Elev. 436 ft)
Last Update:
10:36 am EDT Aug 3, 2025
Forecast Valid:
12pm EDT Aug 3, 2025-6pm EDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation