Coastal Flood Warning

Full Alert Message

URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service New York NY 527 AM EDT Fri Sep 25 2026 ...COASTAL FLOOD WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM EDT SUNDAY... ...COASTAL FLOOD STATEMENT IS CANCELLED... * WHAT...Two to three feet of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Northwest Suffolk and Northern Nassau Counties. * WHEN...From 6 PM this evening to 6 PM EDT Sunday. * IMPACTS...Widespread flooding of vulnerable areas near the waterfront and shoreline, including roads, parking lots, parks, lawns, and homes and businesses with basements near the waterfront. Numerous road closures are likely, and vehicles parked in vulnerable areas near the waterfront will likely become flooded. Flooding will also extend inland from the waterfront along tidal rivers and bays. * ADDITIONAL DETAILS...Moderate flooding will occur over multiple high tide cycles tonight through Sunday. The worst flooding is expected with the daytime high tide cycles Saturday and Sunday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && Time of high total tides are approximate to the nearest hour. FLAX POND AT OLD FIELD NY MLLW CATEGORIES - MINOR 9.2 FT, MODERATE 10.2 FT, MAJOR 12.2 FT MHHW CATEGORIES - MINOR 1.9 FT, MODERATE 2.9 FT, MAJOR 4.9 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 25/11 AM 9.2/ 9.7 1.9/ 2.3 2.0/ 2.5 3 MINOR 25/11 PM 9.9/10.4 2.6/ 3.1 2.7/ 3.2 3-4 MINOR 26/12 PM 10.6/11.1 3.2/ 3.7 3.1/ 3.6 5 MODERATE 27/12 AM 10.3/10.8 3.0/ 3.5 3.1/ 3.6 4-5 MODERATE 27/12 PM 10.8/11.3 3.5/ 4.0 3.0/ 3.5 4-5 MODERATE 28/01 AM 9.4/ 9.9 2.1/ 2.6 2.2/ 2.7 3-4 MINOR WEST POND AT GLEN COVE NY MLLW CATEGORIES - MINOR 10.1 FT, MODERATE 11.1 FT, MAJOR 13.1 FT MHHW CATEGORIES - MINOR 2.2 FT, MODERATE 3.2 FT, MAJOR 5.2 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 25/11 AM 9.6/10.1 1.7/ 2.2 1.6/ 2.0 0 NONE 26/12 AM 10.3/10.8 2.3/ 2.8 2.6/ 3.1 0 MINOR 26/11 AM 11.1/11.6 3.2/ 3.7 2.8/ 3.4 0 MODERATE 27/12 AM 10.6/11.1 2.7/ 3.2 2.6/ 3.1 0 MINOR 27/12 PM 11.6/12.1 3.7/ 4.2 2.8/ 3.4 0 MODERATE 28/01 AM 9.9/10.4 2.0/ 2.5 1.8/ 2.2 0 MINOR LITTLE NECK BAY AT KINGS POINT NY MLLW CATEGORIES - MINOR 10.0 FT, MODERATE 10.5 FT, MAJOR 13.0 FT MHHW CATEGORIES - MINOR 2.2 FT, MODERATE 2.7 FT, MAJOR 5.2 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 25/11 AM 9.9/10.4 2.1/ 2.6 1.8/ 2.2 0 MINOR 26/12 AM 10.7/11.2 2.8/ 3.4 2.8/ 3.4 0 MODERATE 26/11 AM 11.6/12.1 3.7/ 4.2 3.1/ 3.6 0 MODERATE 27/12 AM 10.9/11.4 3.1/ 3.6 2.7/ 3.2 0 MODERATE 27/12 PM 12.0/12.5 4.2/ 4.7 3.2/ 3.7 0 MODERATE 28/12 AM 10.2/10.7 2.3/ 2.8 2.0/ 2.5 0 MINOR