Isaias to Bring Tropical Impacts Across to the East Coast

Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week.
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Philadelphia, PA Local Forecast Office

28NM S New York NY

Marine Point Forecast

[NOTICE]
  • Today

    Heavy Rain

    S 10kt
    3ft

    High: 82 °F

  • Tonight

    Heavy Rain

    SSW 15ktWinds Decreasing
    3ft

    Low: 75 °F

  • Tuesday

    Heavy Rain

    Tropical Storm Conditions Expected

    High: 80 °F

  • Tuesday
    Night

    Showers Likely

    Tropical Storm Conditions Possible

    Low: 73 °F

  • Wednesday

    Chance Showers

    SW 10kt
    3-4ft

    High: 83 °F

  • Wednesday
    Night

    Mostly Clear

    Light Wind
    2-3ft

    Low: 72 °F

  • Thursday

    Sunny

    NNE 10kt
    2-3ft

    High: 79 °F

  • Thursday
    Night

    Partly Cloudy

    Light Wind
    2ft

    Low: 72 °F

  • Friday

    Chance Thunderstorms

    NE 10kt
    2ft

    High: 79 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:19 am EDT Aug 3, 2020
Forecast Valid: 11am EDT Aug 3, 2020-6pm EDT Aug 9, 2020

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Detailed Forecast

...TROPICAL STORM WARNING IN EFFECT...

Synopsis: A cold front will stall near the region today before lifting north again tonight. Meanwhile, Tropical Storm Isaias is expected to continue northward from Florida and inland across the eastern Carolinas later today before reaching the Mid-Atlantic on Tuesday. Isaias will move toward New England by Wednesday. High pressure will build in to our north later this week into this weekend while a weak front lingers to our south.

Today
WSW wind 5 to 10 kt becoming S in the afternoon. A slight chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Seas around 3 ft.
Tonight
SSW wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. A chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Seas around 3 ft.
Tuesday
Tropical storm conditions expected. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas 3 ft building to 8 ft.
Tuesday Night
Tropical storm conditions possible. Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Seas 9 ft subsiding to 5 ft.
Wednesday
SW wind around 10 kt. A chance of showers and thunderstorms before 8am, then a slight chance of showers. Seas 3 to 4 ft.
Wednesday Night
Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.
Thursday
NNE wind 5 to 10 kt becoming ENE in the afternoon. Sunny. Seas 2 to 3 ft.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.
Friday
NE wind around 10 kt becoming E in the afternoon. A chance of showers and thunderstorms. Seas around 2 ft.

Winds and seas higher in and near tstms.

*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: 40.26°N 73.93°W
Last Update: 10:19 am EDT Aug 3, 2020
Forecast Valid: 11am EDT Aug 3, 2020-6pm EDT Aug 9, 2020
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