Severe Weather and Flooding From Portions of the Plains to the Mid-Atlantic

A potent spring storm system with abundant moisture will bring a chance of significant severe weather and heavy rain today into tonight. Damaging winds, large hail, and a couple of tornadoes will be possible across the Tennessee Valley, middle Ohio Valley, and portions of the Mid-Atlantic. Heavy rain and flooding are possible from the Ozarks to the Tennessee Valley.
Read More...

For More Weather Information:

New York, NY Local Forecast Office

21NM SW Islip NY

Marine Point Forecast

[NOTICE]
  • Today

    Isolated Showers

    Winds IncreasingS 9kt
    2ft
  • Tonight

    Chance Drizzle

    SSE 8kt
    2ft
  • Sunday

    Chance Drizzle

    ESE 10kt
    2ft
  • Sunday
    Night

    Chance Rain

    ESE 12kt
    2-3ft
  • Memorial
    Day

    Showers Likely

    ESE 15ktWinds Decreasing
    4ft
  • Monday
    Night

    Mostly Cloudy

    Light Wind
    2-3ft
  • Tuesday

    Partly Sunny

    SSE 6kt
    2ft
  • Tuesday
    Night

    Mostly Cloudy

    SW 8kt
    2-3ft
  • Wednesday

    Mostly Sunny

    Winds IncreasingWSW 12kt
    2ft

Associated Zone Forecast which includes this point

Last Update: 10:16 am EDT May 27, 2017
Forecast Valid: 11am EDT May 27, 2017-6pm EDT Jun 2, 2017

View Nearby Observations

Detailed Forecast


Synopsis: MULTIPLE WEAK WAVES OF LOW PRESSURE WILL PASS TO THE SOUTH THROUGH MONDAY...AS HIGH PRESSURE GRADUALLY BUILDS DOWN FROM SOUTHEASTERN CANADA. THIS HIGH WILL RETREAT TO THE NORTHEAST MONDAY NIGHT...FOLLOWED BY A SERIES OF WEAK FRONTS MOVING ACROSS FROM TUESDAY THROUGH WEDNESDAY.

Today
Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Isolated showers after 4pm. Seas around 2 ft.
Tonight
SSE wind around 8 kt. Isolated showers before 10pm, then a chance of drizzle after 2am. Seas around 2 ft.
Sunday
ESE wind 7 to 10 kt. A chance of drizzle before 10am. Seas around 2 ft.
Sunday Night
ESE wind around 12 kt. A chance of light rain, mainly after 4am. Seas 2 to 3 ft.
Memorial Day
ESE wind 12 to 15 kt decreasing to 9 to 12 kt in the afternoon. Showers and thunderstorms likely, mainly before 1pm. Seas around 4 ft.
Monday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.
Tuesday
E wind around 6 kt becoming SSW in the afternoon. Partly sunny. Seas around 2 ft.
Tuesday Night
SW wind around 8 kt. Mostly cloudy. Seas 2 to 3 ft.
Wednesday
WSW wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Mostly sunny. 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.
  Select Another Point

ABOUT THIS FORECAST

Point Forecast: 40.53°N 73.61°W
Last Update: 10:16 am EDT May 27, 2017
Forecast Valid: 11am EDT May 27, 2017-6pm EDT Jun 2, 2017
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

Northeast Radar Mosaic Link to Satellite Data