Coastal flood advisory in effect through 1 p.m. for Nassau County's South Shore


After Friday's torrential storm which prompted Gov. Kathy Hochul to declare a state of emergency for several counties and brought up to 7 inches of rain to Long Island, the National Weather Service has a coastal flood advisory in effect on Saturday through 1 p.m., for the South Shore of Nassau County.

The storm created a sinkhole in The right northbound lane on Harris Avenue at the intersection of Peninsula Boulevard is closed due to a sinkhole. 

What the NWS calls "minir flooding" is expected near the waterfront and shoreline. Low lying properties such as hopmes and businesses with basement, lawns, parks and parking lots near the waterfront will experience flooding. Beach erosion is expected to occur as well.

Valley Stream received more than 7.5 inches of rain, East Rockaway just under 6.4, Hewlett nearly 6.3, Freeport 4.6, Wantagh nearly 4.3, Glen Head just under 4,2, Oyster Bay nearly 2.8, Merrick 2.2 and Bellmore just under 2 inches.

Hochul, Nassau County Executive Bruce Blakeman, Town of Hempstead Supervisor Don Clavin urged everyone that if they didn't need to go out to shelter in place.

The roughest part of the storm did hit while many people were heading to work or school. Travel home in some cases took nearly the usual time.

Flood conditions were seen on many roads from the Southern State Parkway, the Cross Island Parkway and Belt Parkway interchange. The state transportation department was on site.

The NWS NY’s twitter page noted to never drive through flooded roads and to “Turn Around Don’t Drown.” They also mentioned that 6 inches of fast-moving water can knock over and carry away an adult and 12 inches of fast-moving water can carry away a small car.

The NWS forecasted 3-5 inches of rain with localized amounts greater than 5-7 inches. Rainfall rates  reached an inch to two inches per hour. With the ground already saturated from last weekend’s rain event, there was an increased threat of flash flooding across the area.

The Metropolitan Transit Authority reported system-wide disruptions because of the heavy rainfall.

In the Five Towns, Peninsula  Bouldevard was closed in both direction intermittently due to severe flooding. ase avoid the area.

Lawrence village officials called the rainfall an "extraordinary event," but noted that the flood mitigation project that was installed in certain areas is working and mitigated flooding as it was designed to do.

In Cedarhurst, several streets were flooded, including the intersection of Westminster  and Albermarle roads where a few vehicles became stuck due to the high volume of water.

A portion of Burnside Avenue in Inwood was heavily flooded.

Atlantic Beach Rescue said its Swiftwater Rescue team was deployed, including being dispatched to a seniors complex in Elmont top help with evacuating residents as well as being on call in the Five Towns.

Hatzalah, the volunteer ambulance crew that works out Wooidmere and  Rockaway reported their members responded to more than 50 calls in a few hours at the height of the storm for people trapped in their vehicles and other water rescues across Far Rockaway and Nassau.