Powerful Pacific Storm to Bring Widespread Hazardous Weather to West Coast; Two Storm Systems to Impact Central and Eastern U.S.

A powerful Pacific storm will hammer the West Coast into Friday with strong winds, heavy rain and heavy mountain snow. Heavy rain will bring a threat of flash flooding along recent burn scars while blizzard conditions are expected in the Sierras. Meanwhile, two winter storms will bring areas of heavy snow and freezing rain followed by bitter cold into this weekend from the Plains to the Northeast.
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Last Update: 404 PM EST Wed Jan 16 2019

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New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Synopsis: ANZ300-171100- 404 PM EST Wed Jan 16 2019 .Synopsis for the Long Island Waters and New York Harbor... A cold front passes through this evening, followed by high pressure building in for Thursday. Weak low pressure then impacts the Tri- State Area Thursday night into Friday morning, then high pressure briefly builds in Friday afternoon and night. A strong frontal system with developing low pressure will impact the region Saturday into Sunday night. High pressure then slowly builds in during Monday. $$

Tonight
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, subsiding to 2 to 3 ft after midnight.
Thu
N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt in the afternoon. Seas around 2 ft.
Thu Night
S winds 5 to 10 kt. Seas around 2 ft. Chance of snow in the evening, then snow after midnight. Vsby 1 to 3 nm.
Fri
SW winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. Rain in the morning.
Fri Night
NW winds 10 to 15 kt. Seas 2 to 3 ft.
Sat
N winds 10 to 15 kt, becoming NE in the afternoon. Seas 2 to 3 ft.
Sat Night
SE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. Snow likely in the evening. Rain. Vsby less than 1 nm, increasing to 1 to 3 nm after midnight.
Sun
S winds 15 to 20 kt, becoming W 20 to 25 kt in the afternoon. Seas 8 to 10 ft. Rain. Vsby 1 to 3 nm.
Sun Night
NW winds 20 to 25 kt, increasing to 25 to 30 kt after midnight. Seas 7 to 10 ft. Chance of snow and rain in the evening. Vsby 1 to 3 nm.
Mon
NW winds around 25 kt. Seas 6 to 8 ft.
Mon Night
NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 5 to 8 ft, subsiding to 4 to 6 ft after midnight.
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Last Update: 404 PM EST Wed Jan 16 2019
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RADAR & SATELLITE IMAGES

Northeast Radar Mosaic Link to Satellite Data