Areas of Heavy to Excessive Rainfall Which May Bring Flooding

Monsoon moisture will continue to produce areas of heavy to excessive rainfall and potential flooding across the northern Intermountain West today. Debris flows will be possible over recent wildfire burn areas. Heavy to excessive rainfall and flash flooding will be possible across the central Rockies into the south-central Plains and lower Mississippi Valley through Thursday. Read More >

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91° N Lon: 77.33° W Elev: 814 ft.

Partly Cloudy

70°F

21°C

Humidity 40%
Wind Speed NW 9 mph
Barometer 30.10 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 27 Aug 5:15 pm EDT
Detailed forecast for

Ontario County

Tonight
Mainly clear this evening, then becoming partly cloudy. Lows in the lower 50s. Light winds, becoming southwest 5 to 10 mph.
Thursday
Mostly sunny in the morning, then partly sunny with showers likely in the afternoon. Highs ranging from the upper 60s on the hilltops to the mid 70s across the lower elevations. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph. Chance of rain 60 percent.
Thursday Night
Showers in the evening, then showers likely overnight. Lows in the lower 50s. Southwest winds 10 to 15 mph, becoming light. Chance of rain 90 percent.
Friday
Partly sunny with a 40 percent chance of showers. Cooler with highs ranging from the upper 50s on the hilltops to the mid 60s across the lower elevations. West winds 10 mph or less, becoming northwest.
Friday Night
Partly cloudy. Lows in the upper 40s. Light winds.
Saturday
Mostly sunny. Highs in the upper 60s.
Saturday Night Through Monday Night
Mainly clear. Lows in the lower 50s. Highs in the mid 70s.
Tuesday Through Wednesday
Partly cloudy. Highs in the upper 70s. Lows in the mid 50s.



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400 PM EDT Wed Aug 27 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database