Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest
An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >
Hazardous Weather Conditions
Last Update: 403 AM EDT Thu Jun 18 2026
For More Weather Information:
9NM NNE Irondequoit NY
Marine Zone Forecast
Today
South winds 15 to 25 knots becoming west. Showers with a chance of thunderstorms this morning, then a chance of showers this afternoon. Waves 2 to 4 feet building to 5 to 8 feet. Waves occasionally around 10 feet.
Tonight
West winds 15 to 25 knots. Partly to mostly cloudy. Waves 5 to 8 feet. Waves occasionally around 10 feet.
Friday
West winds 15 to 25 knots. Sunny. Waves 5 to 9 feet. Waves occasionally around 11 feet.
Friday Night
West winds 15 to 25 knots. Mainly clear in the evening, then becoming partly cloudy. Waves 5 to 9 feet subsiding to 4 to 7 feet. Waves occasionally around 11 feet.
Saturday
West winds 15 to 20 knots diminishing to 5 to 10 knots. Partly cloudy. Waves 4 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 9 feet.
Sunday
West winds 10 knots or less becoming south. A chance of showers sunday night. Waves 2 feet or less.
Monday
East winds 5 to 10 knots becoming northwest. A chance of showers during the day. Waves 1 foot or less.
winds and waves higher in and near thunderstorms.
the water temperature off rochester is 61 degrees.
winds and waves higher in and near thunderstorms.
the water temperature off rochester is 61 degrees.
Additional Forecasts and Information
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