Active Week Of Severe Weather Possible Over Portions Of The Plains

Severe thunderstorms will be possible over portions of the Plains each afternoon and evening this week. The main threats with these storms are expected to be large hail, damaging winds, and a few tornadoes. Locally heavy rainfall could pose a risk for some flooding concerns particularly over portions of the Great Plains and Mississippi Valley.
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Last Update: 400 PM EDT TUE MAY 24 2016

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New York, NY Local Forecast Office

18NM SSE Islip NY

Marine Zone Forecast


Synopsis: LOW PRESSURE WILL TRACK NORTHEAST...MOVING INTO THE GULF OF MAINE TONIGHT WHILE WEAKENING. HIGH PRESSURE WILL BRIEFLY BUILD ACROSS THE AREA WEDNESDAY AHEAD OF COLD FRONT APPROACHING FROM THE NORTHWEST. HIGH PRESSURE MOVES OFFSHORE WEDNESDAY NIGHT AND THE FRONT WILL THEN BRIEFLY PASS THROUGH THE AREA BY THURSDAY MORNING. HIGH PRESSURE WILL THEN DOMINATE THROUGH SATURDAY NIGHT AS A SERIES OF WEAK UPPER LEVEL DISTURBANCES MOVE ACROSS. A BACK DOOR COLD FRONT WILL MOVE THROUGH ON SUNDAY. HIGH PRESSURE WILL BUILD IN ITS WAKE ACROSS NEW ENGLAND SUNDAY AFTERNOON AND NIGHT.

Tonight
W winds 5 to 10 kt. Seas 2 to 4 ft. Isolated showers and tstms early this evening...then isolated showers late this evening.
Wed
W winds 5 to 10 kt...becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft.
Wed Night
SW winds 10 to 15 kt with gusts up to 20 kt... Diminishing to 5 to 10 kt after midnight. Seas around 3 ft.
Thu
W winds 5 to 10 kt...becoming S in the afternoon. Seas 2 to 3 ft.
Thu Night
S winds around 10 kt. Seas 2 to 3 ft.
Fri
SW winds 10 to 15 kt...becoming S 15 to 20 kt in the afternoon. Seas 3 to 4 ft.
Fri Night
SW winds 15 to 20 kt...diminishing to 10 to 15 kt after midnight. Seas 3 to 4 ft.
Sat
SW winds 10 to 15 kt. Seas 3 to 4 ft.
Sun
SW winds around 5 kt...becoming E 10 to 15 kt. Seas 3 to 4 ft...building to 4 to 5 ft. winds and seas higher in and near tstms.

WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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ABOUT THIS FORECAST

Last Update: 400 PM EDT TUE MAY 24 2016
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