Hard freeze likely over the Deep South, inclement pattern expected over the west coast of the U.S. through the weekend

Very cold temperatures are likely to continue over the Deep South and Southeast U.S. into Thursday. A series of low pressure systems will bring abundant moisture to much of northern California and into the Pacific Northwest through the upcoming weekend. Locally heavy rain and strong winds will be likely along coastal locations, with heavy snow expected from Sierra to the Cascades.
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New York, NY Local Forecast Office

21NM SW Islip NY

Marine Point Forecast

[NOTICE]
  • Today

    Sunny

    NW 17kt
    3ft

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Mostly Clear

    WNW 16kt
    2-3ft

    Small Craft Advisory
    Small Craft Advisory

  • Friday

    Sunny

    W 14kt
    2ft
  • Friday
    Night

    Mostly Clear

    WSW 13kt
    2-3ft
  • Saturday

    Sunny

    WSW 13kt
    3ft
  • Saturday
    Night

    Mostly Clear

    W 11kt
    2-3ft
  • Sunday

    Sunny

    WNW 8kt
    2ft
  • Sunday
    Night

    Mostly Cloudy

    N 8kt
    1-2ft
  • Monday

    Chance Rain

    ENE 9kt
    1-2ft

Associated Zone Forecast which includes this point

Last Update: 4:01 am EST Jan 18, 2018
Forecast Valid: 6am EST Jan 18, 2018-6pm EST Jan 24, 2018

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Detailed Forecast

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

Synopsis: ANZ300-182215- 419 AM EST Thu Jan 18 2018 .Synopsis for the Long Island Waters and New York Harbor... High pressure builds to the southwest through tonight, then well to the south of Long Island Friday and Friday night, as an area of low pressure passes well to the north of the region, then both of these continue to move east on Saturday. A back door cold front will pass through late Saturday night into Sunday, then lift back slowly north as a warm front Monday into Monday night. $$

Today
NW wind 13 to 17 kt, with gusts as high as 24 kt. Sunny. Seas around 3 ft.
Tonight
WNW wind 11 to 16 kt, with gusts as high as 22 kt. Mostly clear. Seas 2 to 3 ft.
Friday
W wind 12 to 14 kt. Sunny. Seas around 2 ft.
Friday Night
WSW wind 11 to 13 kt. Mostly clear. Seas 2 to 3 ft.
Saturday
WSW wind around 13 kt. Sunny. Seas around 3 ft.
Saturday Night
W wind 9 to 11 kt. Mostly clear. Seas 2 to 3 ft.
Sunday
WNW wind 5 to 8 kt becoming W in the afternoon. Sunny. Seas around 2 ft.
Sunday Night
W wind around 8 kt becoming NNE after midnight. Mostly cloudy. Seas 1 to 2 ft.
Monday
ENE wind 7 to 9 kt becoming ESE in the afternoon. A chance of rain. Seas 1 to 2 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 40.53°N 73.61°W
Last Update: 4:01 am EST Jan 18, 2018
Forecast Valid: 6am EST Jan 18, 2018-6pm EST Jan 24, 2018
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