Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South.
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Hazardous Weather Conditions

Last Update: 1213 AM EST Sat Jan 19 2019

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Buffalo, NY Local Forecast Office

14NM NE Olcott NY

Marine Zone Forecast

Overnight
North winds 10 to 15 knots becoming northeast 15 to 20 knots. A chance of snow late. Waves 2 to 3 feet building to 3 to 5 feet.
Saturday
Northeast winds 15 to 25 knots. A chance of snow early, then snow from late morning on. Waves 3 to 6 feet building to 5 to 7 feet. Waves occasionally around 9 feet.
Saturday Night
Northeast winds to 30 knots. Freezing spray. Snow. Waves 6 to 10 feet. Waves occasionally around 13 feet.
Sunday
North winds to 30 knots. Freezing spray. Snow. Waves 5 to 8 feet subsiding to 3 to 5 feet. Waves occasionally around 10 feet.
Sunday Night
North winds 15 to 25 knots. Freezing spray in the evening. A chance of snow in the evening, then a chance of snow showers overnight. Waves 3 to 5 feet.
Monday
North winds 15 to 25 knots becoming northwest and diminishing to 5 to 15 knots. A chance of snow showers during the day. Waves 3 to 5 feet subsiding to 2 feet or less.
Tuesday
Southeast winds 5 to 15 knots becoming southwest 15 to 20 knots. Snow and rain showers likely tuesday night. Waves 1 to 3 feet building to 4 to 7 feet. Waves occasionally around 9 feet.
Wednesday
Southwest winds 15 to 20 knots becoming northwest 10 to 15 knots. Rain showers likely during the day, then a chance of snow showers wednesday night. Waves 5 to 8 feet subsiding to 2 to 4 feet. Waves occasionally around 10 feet.
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ABOUT THIS FORECAST

Last Update: 1213 AM EST Sat Jan 19 2019
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