Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail.
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Last Update: 719 PM EDT Thu Aug 17 2017

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New York, NY Local Forecast Office

17NM SE Islip NY

Marine Zone Forecast


Synopsis: ANZ300-181115- 719 PM EDT Thu Aug 17 2017 .Synopsis for the Long Island Waters and New York Harbor... A warm front moves north across the area waters tonight and into Friday morning. A cold front approaches from the west Friday and moves across the waters Saturday. High pressure returns on Sunday and Monday. Another cold front will approach on Tuesday. $$

Tonight
S winds 5 to 10 kt. Seas around 3 ft. Slight chance of showers after midnight.
Fri
S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 4 ft. Showers likely with chance of tstms.
Fri Night
S winds 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Seas 3 to 4 ft. Showers and tstms likely, mainly in the evening.
Sat
SW winds 10 to 15 kt. Seas around 4 ft. Chance of showers and tstms in the morning.
Sat Night
SW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 3 to 4 ft.
Sun
NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft.
Sun Night
SW winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft.
Mon
NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft.
Mon Night
SW winds 10 to 15 kt. Seas 2 to 3 ft.
Tue
SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft.
Tue Night
SW winds 15 to 20 kt. Seas 3 to 4 ft. Chance of showers and tstms. 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: 719 PM EDT Thu Aug 17 2017
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