Severe Thunderstorms and Heavy Rain Exacerbate Ongoing Flooding; Cold and Wintry Continue Out West

A developing wave will bring a threat of severe thunderstorms Saturday from the Arklatex area to the Middle Mississippi Valley; and may produce tornadoes, damaging winds, and large hail; including potential for significant tornadoes and very large hail. Additional heavy rain will increase ongoing flooding. Heavy western mountain and Upper Midwest snow; and ice in the Northeast is also expected.
Read More...

For More Weather Information:

New York, NY Local Forecast Office

10NM E Islip NY

Marine Point Forecast

[NOTICE]
  • Overnight

    Chance Sprinkles

    WSW 10kt
    1ft
  • Saturday

    Chance Rain

    W 7ktWinds Decreasing
    1ft
  • Saturday
    Night

    Rain

    Winds IncreasingE 16kt
    1-2ft
  • Sunday

    Rain

    E 19ktWinds Decreasing
    1-2ft
  • Sunday
    Night

    Slight Chc Showers

    Light Wind
    1ft
  • Monday

    Partly Sunny

    WNW 6kt
    1ft
  • Monday
    Night

    Mostly Clear

    NW 9kt
    1ft
  • Tuesday

    Sunny

    WSW 8kt
    1ft
  • Tuesday
    Night

    Mostly Clear

    SW 9kt
    1ft

Associated Zone Forecast which includes this point

Last Update: 9:25 pm EST Feb 23, 2018
Forecast Valid: 11pm EST Feb 23, 2018-6pm EST Mar 2, 2018

View Nearby Observations

Detailed Forecast


Synopsis: ANZ300-241515- 924 PM EST Fri Feb 23 2018 .Synopsis for the Long Island Waters and New York Harbor... A cold front passes early Saturday. A low pressure system approaches for Saturday, with its warm front moving towards the region Saturday night. A low develops along it and this moves across Sunday. High pressure builds from the Midwest Sunday night and remains in control through the middle of next week. $$

Overnight
SW wind 7 to 10 kt becoming W after midnight. A chance of sprinkles before 1am. Patchy fog before 1am. Seas around 1 ft.
Saturday
W wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. A chance of rain after 1pm. Seas around 1 ft.
Saturday Night
Variable winds less than 5 kt becoming E 11 to 16 kt after midnight. Rain, mainly after 9pm. Seas 1 to 2 ft.
Sunday
E wind 14 to 19 kt becoming SSW 8 to 11 kt in the afternoon. Rain. Seas 1 to 2 ft.
Sunday Night
Variable winds 5 kt or less. A slight chance of showers before 8pm. Seas around 1 ft.
Monday
NNW wind around 6 kt becoming WNW in the afternoon. Partly sunny. Seas around 1 ft.
Monday Night
NW wind 7 to 9 kt. Mostly clear. Seas around 1 ft.
Tuesday
NW wind around 8 kt becoming WSW in the afternoon. Sunny. Seas around 1 ft.
Tuesday Night
SW wind 6 to 9 kt becoming W after midnight. Mostly clear. Seas around 1 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.
  Select Another Point

ABOUT THIS FORECAST

Point Forecast: 40.72°N 72.98°W
Last Update: 9:25 pm EST Feb 23, 2018
Forecast Valid: 11pm EST Feb 23, 2018-6pm EST Mar 2, 2018
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

Northeast Radar Mosaic Link to Satellite Data