Active Weather Alerts
Coastal Flood Advisory
Issued: 7:53 PM Aug. 20, 2025 – National Weather Service
...COASTAL FLOOD ADVISORY IN EFFECT FROM 8 PM THURSDAY TO 1 AM EDT FRIDAY... * WHAT...One to two feet of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...In Connecticut, Southern New Haven and Southern Middlesex Counties. In New York, Bronx, Northwest Suffolk, Northern Queens and Northern Nassau Counties. * WHEN...From 8 PM Thursday to 1 AM EDT Friday. * COASTAL FLOOD IMPACTS...Minor flooding is expected in the most vulnerable locations near the waterfront and shoreline. Expect 1 to 2 feet of inundation above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks, lawns and homes/businesses with basements near the waterfront will experience shallow flooding. * SHORELINE IMPACTS...Along the north shore of Long Island, 2 to 4 ft breaking waves will result in beach flooding and scattered areas of dune erosion, with locally moderate flooding of shoreline roads and properties during the Thursday evening high tide. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && Time of high total tides are approximate to the nearest hour. BRIDGEPORT HARBOR AT BRIDGEPORT CT MLLW CATEGORIES - MINOR 8.7 FT, MODERATE 10.2 FT, MAJOR 11.2 FT MHHW CATEGORIES - MINOR 1.4 FT, MODERATE 2.9 FT, MAJOR 3.9 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 20/10 PM 8.4/ 8.9 1.1/ 1.6 0.9/ 1.4 1 NONE 21/10 AM 8.0/ 8.5 0.7/ 1.1 1.2/ 1.7 1 NONE 21/11 PM 9.5/10.0 2.2/ 2.7 1.9/ 2.3 1 MINOR 22/11 AM 8.7/ 9.2 1.4/ 1.9 1.6/ 2.0 0-1 MINOR 23/12 AM 9.0/ 9.5 1.7/ 2.2 1.5/ 2.0 0 MINOR 23/12 PM 8.2/ 8.7 0.9/ 1.4 0.9/ 1.4 0 NONE NEW HAVEN HARBOR AT NEW HAVEN CT MLLW CATEGORIES - MINOR 8.7 FT, MODERATE 9.3 FT, MAJOR 10.6 FT MHHW CATEGORIES - MINOR 2.0 FT, MODERATE 2.6 FT, MAJOR 3.9 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 20/10 PM 7.6/ 8.1 0.9/ 1.4 0.7/ 1.1 0 NONE 21/10 AM 7.1/ 7.6 0.4/ 0.9 0.8/ 1.3 0-1 NONE 21/11 PM 8.7/ 9.2 2.0/ 2.5 1.7/ 2.2 1 MINOR 22/11 AM 8.1/ 8.6 1.4/ 1.9 1.5/ 2.0 0 NONE 23/12 AM 8.3/ 8.8 1.6/ 2.0 1.4/ 1.9 0 NONE 23/12 PM 7.6/ 8.1 0.9/ 1.4 0.9/ 1.4 0 NONE THAMES RIVER AT NEW LONDON CT MLLW CATEGORIES - MINOR 5.0 FT, MODERATE 6.0 FT, MAJOR 7.8 FT MHHW CATEGORIES - MINOR 1.9 FT, MODERATE 2.9 FT, MAJOR 4.7 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 20/07 PM 3.6/ 4.1 0.5/ 1.0 0.5/ 1.0 2 NONE 21/07 AM 3.4/ 3.9 0.2/ 0.8 1.1/ 1.6 2 NONE 21/08 PM 4.7/ 5.2 1.6/ 2.0 1.6/ 2.0 3 NONE 22/08 AM 4.5/ 5.0 1.4/ 1.9 2.0/ 2.5 3 NONE 22/08 PM 4.4/ 4.9 1.3/ 1.8 1.7/ 2.2 2 NONE 23/09 AM 3.9/ 4.4 0.8/ 1.3 1.2/ 1.7 1 NONE 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 -------- --------- --------- --------- ------- -------- 20/10 PM 9.3/ 9.8 1.5/ 2.0 1.1/ 1.6 1 NONE 21/11 AM 9.4/ 9.9 1.6/ 2.0 1.6/ 2.0 1 NONE 21/11 PM 10.4/10.9 2.6/ 3.1 2.1/ 2.6 2-3 MODERATE 22/12 PM 9.6/10.1 1.8/ 2.2 1.5/ 2.0 1-2 NONE 23/12 AM 10.0/10.5 2.2/ 2.7 1.7/ 2.2 1 MINOR 23/12 PM 8.9/ 9.4 1.1/ 1.6 0.8/ 1.3 0 NONE 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 -------- --------- --------- --------- ------- -------- 20/09 PM 8.7/ 9.2 1.4/ 1.9 1.7/ 2.2 1-2 NONE 21/10 AM 8.4/ 8.9 1.1/ 1.6 1.7/ 2.2 2 NONE 21/11 PM 9.6/10.1 2.2/ 2.7 2.1/ 2.6 3-4 MINOR 22/11 AM 8.8/ 9.3 1.5/ 2.0 1.8/ 2.2 2-3 NONE 23/12 AM 9.0/ 9.5 1.7/ 2.2 1.6/ 2.0 1 NONE 23/11 AM 8.5/ 9.0 1.2/ 1.7 1.8/ 2.2 0 NONE 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 -------- --------- --------- --------- ------- -------- 20/10 PM 9.1/ 9.6 1.2/ 1.7 0.9/ 1.4 1-2 NONE 21/11 AM 9.3/ 9.8 1.4/ 1.9 1.6/ 2.0 2 NONE 21/11 PM 10.2/10.7 2.2/ 2.7 1.9/ 2.3 2-4 MINOR 22/12 PM 9.7/10.2 1.8/ 2.2 1.7/ 2.2 2-3 NONE 23/12 AM 9.7/10.2 1.8/ 2.2 1.4/ 1.9 1 NONE 23/01 PM 8.9/ 9.4 1.0/ 1.5 0.9/ 1.4 1 NONE &&
Small Craft Advisory
Issued: 6:08 PM Aug. 20, 2025 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EDT FRIDAY... * WHAT...Northeast winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 feet expected on the Sound. * WHERE...Long Island Sound west of Port Jefferson and New Haven, and New York Harbor. * WHEN...From 6 PM this evening to 6 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Local Radar