Coastal Hazard Message National Weather Service New York NY 357 AM EST Sat Mar 3 2018 ...WIDESPREAD MODERATE COASTAL FLOODING LIKELY TODAY INTO TONIGHT... ...MINOR COASTAL FLOODING LIKELY MONDAY... ...AREAS OF DUNE EROSION AND LOCALIZED WASHOVERS POSSIBLE ALONG THE OCEAN BEACHFRONT INTO MONDAY... ...COASTAL FLOOD WARNING NOW IN EFFECT FROM 7 AM THIS MORNING TO 1 PM EST THIS AFTERNOON...
The National Weather Service in New York NY has issued a Coastal Flood Warning, which is in effect from 7 PM this evening to 2 AM EST Sunday. A Coastal Flood Advisory has also been issued. This Coastal Flood Advisory is in effect from 8 AM to 1 PM EST Sunday. * LOCATIONS...Vulnerable areas along the south shore bays of Queens, Southern Nassau, and Southwest Suffolk counties including the ocean beachfront. * TIDAL DEPARTURE...2 1/2 to 3 1/2 ft above astronomical tides today and tonights high tides, and 2 to 3 ft above for Sunday morning high tide. * TIMING...Widespread moderate coastal flooding is expected with today and tonight`s high tide. Locally major coastal flooding possible for tonights high tide along the Great South Bay. Minor to locally moderate for Sunday morning high tide. * COASTAL FLOOD IMPACTS...Inundation of 2 to 3 feet above ground level this morning, and 2 1/2 to 3 1/2 feet above ground level tonight, in low lying, vulnerable areas. This will result in numerous road closures and cause widespread flooding of low lying property including parking lots, parks, lawns, and homes and businesses with basements near the waterfront. Vehicles parked in vulnerable areas near the waterfront will become flooded. Flooding will also extend inland from the waterfront along tidally affected waterways. * SHORELINE IMPACTS...Elevated water levels and breaking waves of 4 to 8 feet will likely result in significant beach erosion Saturday through Monday along the ocean beachfront. Areas of dune erosion and localized washovers are possible. In addition 1 to 3 ft waves along the north shore of the barrier islands may cause splash over sea walls, and minor damage to shoreline structures. * UNCERTAINTY...There is medium confidence on the magnitude of coastal flooding this morning due to a large spread in surge model guidance. Meanwhile there is medium to high confidence for tonight with better agreement between models. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Coastal Flood Warning means that flooding is expected or occurring. Coastal residents in the warned area should be alert for rising water, and take appropriate action to protect life and property. && Time of high total tides are approximate to the nearest hour. Freeport NY MLLW CATEGORIES - MINOR 5.7 FT, MODERATE 6.2 FT, MAJOR 6.9 FT MHHW CATEGORIES - MINOR 1.2 FT, MODERATE 1.7 FT, MAJOR 2.4 FT FOR NGVD - SUBTRACT 1.2 FT FROM MLLW VALUES Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/09 AM 6.4/ 6.9 1.9/ 2.3 2.7/ 3.2 0-1 Moderate 03/10 PM 6.6/ 7.1 2.0/ 2.5 3.0/ 3.5 0-1 Mod-Major 04/10 AM 6.1/ 6.6 1.6/ 2.0 2.6/ 3.1 0-1 Min-Mod 04/11 PM 5.2/ 5.7 0.8/ 1.3 1.8/ 2.2 0-1 Minor 05/11 AM 4.2/ 4.7 -0.2/ 0.2 1.1/ 1.6 0-1 None Lindenhurst NY MLLW CATEGORIES - MINOR 3.1 FT, MODERATE 3.6 FT, MAJOR 4.1 FT MHHW CATEGORIES - MINOR 1.6 FT, MODERATE 2.1 FT, MAJOR 2.6 FT Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/11 AM 3.2/ 3.7 1.8/ 2.2 1.8/ 2.2 0-2 Minor 03/11 PM 3.7/ 4.2 2.2/ 2.7 2.2/ 2.7 0-2 Moderate 04/12 PM 3.0/ 3.5 1.5/ 2.0 1.6/ 2.0 0-1 Min-Mod 05/12 AM 2.7/ 3.2 1.2/ 1.7 1.3/ 1.8 0-1 Minor 05/12 PM 2.5/ 3.0 1.0/ 1.5 1.2/ 1.7 0-1 None Watch Hill NY MLLW CATEGORIES - MINOR 3.1 FT, MODERATE 3.6 FT, MAJOR 4.1 FT MHHW CATEGORIES - MINOR 1.7 FT, MODERATE 2.2 FT, MAJOR 2.7 FT Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/12 PM 2.7/ 3.2 1.4/ 1.9 1.4/ 1.9 2-3 Minor 04/12 AM 3.1/ 3.6 1.7/ 2.2 1.8/ 2.2 1-2 Min-Mod 04/12 PM 2.6/ 3.1 1.2/ 1.7 1.3/ 1.9 1 Minor 05/01 AM 2.2/ 2.7 0.8/ 1.3 0.9/ 1.4 1 None Point Lookout NY MLLW CATEGORIES - MINOR 5.8 FT, MODERATE 6.8 FT, MAJOR 7.8 FT MHHW CATEGORIES - MINOR 1.1 FT, MODERATE 2.1 FT, MAJOR 3.1 FT Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/09 AM 6.8/ 7.3 2.1/ 2.6 1.9/ 2.3 4-6 Moderate 03/09 PM 7.2/ 7.7 2.5/ 3.0 2.5/ 3.0 4-6 Moderate 04/09 AM 6.4/ 6.9 1.7/ 2.2 1.8/ 2.2 4-5 Min-Mod 04/10 PM 5.7/ 6.2 1.0/ 1.5 1.1/ 1.6 4-5 Minor 05/10 AM 5.6/ 6.1 0.9/ 1.4 1.2/ 1.7 4-5 Minor Jamaica Bay NY MLLW CATEGORIES - MINOR 7.5 FT, MODERATE 8.2 FT, MAJOR 9.0 FT MHHW CATEGORIES - MINOR 1.6 FT, MODERATE 2.3 FT, MAJOR 3.1 FT Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/09 AM 8.2/ 8.7 2.2/ 2.7 1.6/ 2.0 0-2 Moderate 03/10 PM 8.3/ 8.8 2.3/ 2.8 1.9/ 2.3 0-1 Moderate 04/10 AM 7.8/ 8.3 1.9/ 2.3 1.5/ 2.0 0-1 Min-Mod 04/11 PM 7.2/ 7.7 1.3/ 1.8 0.9/ 1.4 0-1 Minor 05/11 AM 6.9/ 7.4 1.0/ 1.5 1.0/ 1.5 0-1 None Rockaway Inlet NY MLLW CATEGORIES - MINOR 7.3 FT, MODERATE 8.3 FT, MAJOR 9.3 FT MHHW CATEGORIES - MINOR 1.8 FT, MODERATE 2.8 FT, MAJOR 3.8 FT Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/09 AM 8.0/ 8.5 2.3/ 2.8 1.9/ 2.3 3-5 Minor 03/09 PM 8.3/ 8.8 2.7/ 3.2 2.5/ 3.0 3-5 Moderate 04/09 AM 7.6/ 8.1 2.0/ 2.5 1.9/ 2.3 3-5 Minor 04/10 PM 6.9/ 7.4 1.3/ 1.8 1.2/ 1.7 3-5 None 05/10 AM 6.4/ 6.9 0.8/ 1.3 1.1/ 1.6 3-4 None East Rockaway NY MLLW CATEGORIES - MINOR 6.0 FT, MODERATE 7.0 FT, MAJOR 8.0 FT MHHW CATEGORIES - MINOR 1.0 FT, MODERATE 2.0 FT, MAJOR 3.0 FT Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 03/08 AM 7.0/ 7.5 2.0/ 2.5 1.8/ 2.2 0-1 Moderate 03/09 PM 7.3/ 7.8 2.2/ 2.7 2.2/ 2.7 0-1 Moderate 04/09 AM 6.6/ 7.1 1.6/ 2.0 1.6/ 2.0 0-1 Min-Mod 04/10 PM 5.9/ 6.4 0.9/ 1.4 1.0/ 1.5 0-1 Minor 05/10 AM 5.7/ 6.2 0.7/ 1.1 1.1/ 1.6 0-1 None
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