210820 tropical storm henri al 1014

Henri landfall likely on southern New England, with New York City on notice

A uncommon hurricane landfall on Lengthy Island or southern New England is wanting more likely.

Henri is forecast to be a hurricane because it approaches southern New England on Sunday. This could possibly be the primary critical menace of a hurricane strike on New England in additional than 30 years. The final hurricane to make landfall on components of New England was Hurricane Bob in 1991. The final hurricane to instantly hit Lengthy Island was Hurricane Gloria in 1985.

Friday evening Henri, which was transferring north at 9 mph, was anticipated to succeed in Lengthy Island or southern New England late Saturday or early Sunday, in line with the Nationwide Hurricane Heart.

“Henri is anticipated to turn into a hurricane tonight or Saturday and be at or close to hurricane energy when it makes landfall in Lengthy Island or southern New England,” the middle mentioned.

A storm surge was anticipated from Flushing, New York, to Chatham, Massachusetts. It is the primary Storm Surge Watches assertion ever for New England for the reason that product was created in 2017.

Hurricane circumstances, 3 to six inches of rain and excessive surf have been anticipated alongside the Lengthy Island and southern New England coastlines, federal forecasters mentioned.

A hurricane warning was in impact for Lengthy Island and New Haven, Connecticut, to west of Watch Hill, Rhode Island, they mentioned. A hurricane watch prolonged from Watch Hill to Martha’s Winery, Massachusetts

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There was a regarding development within the forecast, which has Henri slowing down considerably, and maybe stall, proper after landfall.

The dangerous information, the slowdown may improve the rainfall quantities that would fall over already saturated floor due to heavy rain from Tropical Melancholy Fred earlier this week. It may additionally create an extended period fetch of water onshore exacerbating storm surge, coastal flooding and coastal erosion points.

The excellent news is that if Henri slows down sufficient whereas nonetheless over open water, the cooler water temperatures close to the coast may weaken Henri from a hurricane to a tropical storm simply earlier than landfall.

Nonetheless, regardless if Henri makes landfall as a low-end hurricane or robust tropical storm, the potential impacts received’t change a lot.

The storm surge can even trigger vital harm in remoted areas. The complete moon Sunday provides 1-2 ft to the water top and excessive tide is Sunday night 7-9 pm which could possibly be simply after landfall. These will mix for water heights excessive sufficient to break property in again bays or rivers to the precise of landfall. Henri will shortly weaken Monday morning and solely minimal further harm will happen.

The rainfall forecast is 2 to 4 inches with remoted totals as much as 6 inches. This isn’t anticipated to be a giant flood occasion as Henri is a smaller storm, however there shall be a slim band of heavy rain on the bottom of the storm that may produce flash flooding, particularly with soils already saturated from current heavy rain.

The most important concern of all could possibly be the extended excessive winds impacting the totally leafed-out timber throughout New England. Connecticut, for instance, is likely one of the most densely forested states. Between saturated soils and the top-heavy timber, excessive winds may simply knock down timber resulting in widespread energy outages.

All pursuits within the path of Henri want to organize for flooding rainfall, robust winds and the potential for extended energy outages.

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