Tropical System in the Gulf; Dangerous Heat and Air Quality Concerns; Severe Thunderstorms for Midwest to mid-Atlantic
Tropical system in the Gulf expected to gradually strengthen the next couple of days off the Florida Panhandle and Alabama coasts. Instances of flash flooding will be possible through Thursday along the eastern and central Gulf Coast. Severe thunderstorms will develop and move along a cold front crossing the Upper Midwest, and through the Ohio Valley/Mid-Atlantic on Tuesday. Read More >
Hazardous Weather Conditions
Last Update: 1003 AM EDT Mon Jul 20 2026
For More Weather Information:
9NM NNE Irondequoit NY
Marine Zone Forecast
This Afternoon
Southwest winds 10 knots or less becoming northeast. Sunny. Waves 1 foot or less.
Tonight
East winds 10 knots or less becoming south 10 to 15 knots. Mostly cloudy. Waves 2 feet or less.
Tuesday
South winds 10 to 15 knots becoming southwest. Showers with a chance of thunderstorms. Waves 2 feet or less.
Tuesday Night
Southwest winds 10 to 15 knots becoming west 15 to 20 knots. Showers with a chance of thunderstorms in the evening, then showers likely overnight. Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally around 7 feet.
Wednesday
West winds 15 to 25 knots. A chance of showers during the day. Waves 5 to 8 feet subsiding to 3 to 5 feet. Waves occasionally around 10 feet.
Thursday
West winds 10 knots or less becoming southwest. Mainly clear. Waves 1 to 3 feet subsiding to 1 foot or less.
Friday
Southwest winds less than 10 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot or less.
winds and waves higher in and near thunderstorms.
the water temperature off rochester is 74 degrees.
winds and waves higher in and near thunderstorms.
the water temperature off rochester is 74 degrees.
Additional Forecasts and Information
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