Enhanced Risk for Severe Thunderstorms Across the Upper Midwest; Flash Flooding Possible from the Upper Midwest to Southern Plains and Desert Southwest Through Friday

Portions of the Upper Midwest will see an increased threat for severe thunderstorms through this evening, with a few strong tornadoes possible. The same region remains on alert for additional flash flood concerns. Heavy rainfall may lead to flash flooding across the Desert Southwest today, and Southern Plains by Friday. Finally, Major-to-record river flooding continues across the Carolinas.
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Last Update: 452 PM EDT Thu Sep 20 2018

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Buffalo, NY Local Forecast Office

9NM W Henderson Harbor NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EDT FRIDAY THROUGH SATURDAY MORNING...
Tonight
East winds 10 to 15 knots becoming south 15 to 20 knots. Some sprinkles early, then showers becoming likely after midnight. Waves 2 feet or less building to 2 to 4 feet.
Friday
South winds to 30 knots. Showers likely in the morning, then scattered showers in the afternoon. Waves 3 to 6 feet building to 4 to 7 feet. Waves occasionally around 9 feet.
Friday Night
South winds to 30 knots becoming northwest. showers and scattered thunderstorms in the evening. Some thunderstorms may produce gusty winds. Waves building to 8 to 11 feet. Waves occasionally around 14 feet.
Saturday
North winds 15 to 20 knots. Partly to mostly sunny. waves 5 to 8 feet. Waves occasionally around 10 feet.
Saturday Night
North winds less than 10 knots. Mainly clear. Waves 1 foot or less.
Sunday
Northeast winds 10 knots or less. Mostly sunny. Waves 1 foot or less.
Monday
Southeast winds 10 to 15 knots. A chance of showers monday night. Waves 1 to 3 feet.
Tuesday
South winds 15 to 25 knots. A chance of showers. Waves 1 to 3 feet. winds and waves higher in and near thunderstorms.
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Last Update: 452 PM EDT Thu Sep 20 2018
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