Strong to Severe Thunderstorms, Heavy Rain, And Flash Flooding Across the Midwest

Strong to severe thunderstorms, heavy rain and flooding is possible from the Great Lakes to the south-central Plains, as a strong cold front pushes into the extended area. Meanwhile, well above average temperatures are very likely across the Northeastern quad of the country, including the Northeast, Mid-Atlantic, Great Lakes and Ohio Valley.
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New York, NY Local Forecast Office

15NM WSW Islip NY

Marine Point Forecast

[NOTICE]

Today

SSW 12kt
1ft
Tonight

SW 13kt
1ft
Monday

SSW 17kt
1ft
Monday
Night
SW 17kt
1ft
Tuesday

W 12kt
1ft
Tuesday
Night
NW 9kt
1ft
Wednesday

WNW 12kt
1ft
Wednesday
Night
WSW 7kt
1ft
Thursday

SW 21kt
1ft

Associated Zone Forecast which includes this point

Last Update: 3:30 am EDT Sep 22, 2019
Forecast Valid: 6am EDT Sep 22, 2019-6pm EDT Sep 28, 2019

View Nearby Observations

Detailed Forecast

Synopsis: ANZ300-222015- 340 AM EDT Sun Sep 22 2019 .Synopsis for the Long Island Waters and New York Harbor... High pressure retreats offshore and out into the western Atlantic the next couple of days, while a cold front approaches from the Great Lakes. The front will pass though the waters Monday night , followed by high pressure building in for Wednesday. A weak cold front will approach and pass through on Thursday. Meanwhile, swells from Tropical Storm Jerry will also begin to arrive early next week. Please refer to National Hurricane Center products for further details on Jerry. $$

Today

Variable winds less than 5 kt becoming SSW 7 to 12 kt in the morning. Sunny. Seas around 1 ft.

Tonight

SW wind 11 to 13 kt. Partly cloudy. Seas around 1 ft.

Monday

SSW wind 13 to 17 kt, with gusts as high as 23 kt. Mostly sunny. Seas around 1 ft.

Monday Night

SW wind 14 to 17 kt becoming W 8 to 11 kt after midnight. Showers and thunderstorms likely before 2am, then a slight chance of showers. Seas around 1 ft.

Tuesday

W wind 9 to 12 kt. Mostly sunny. Seas around 1 ft.

Tuesday Night

NW wind around 9 kt. Mostly clear. Seas around 1 ft.

Wednesday

WNW wind 8 to 12 kt. Sunny. Seas around 1 ft.

Wednesday Night

Variable winds less than 5 kt becoming WSW 5 to 7 kt after midnight. Mostly clear. Seas around 1 ft.

Thursday

SW wind 16 to 21 kt. Sunny. Seas around 1 ft.

Winds and waves higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.