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Atlantic Tropical ActivityAugust 5, 2020 - 10:00AM MDT |
Hurricane Isaias Recap |
Summary: Isaias made landfall near Ocean Isle Beach, NC on Monday evening as a category 1 hurricane at its peak intensity with maximum sustained winds of 85 mph. The storm then merged with a low-pressure trough and impacted much of the Eastern Seaboard up through Maine. Isaias is the first tropical cyclone to cause significant impacts for the Northeast since Hurricane Sandy in 2012. Wind gusts above hurricane force were recorded as far north as New York with tropical storm force conditions extending all the way up into Canada. Prior to making landfall in North Carolina, Isaias took a parallel track to Florida and the Southeast with the center of circulation remaining just offshore.
Visible Satellite Image of Isaias Approaching Landfall on Monday Impacts: Hurricane force wind gusts were recorded from North Carolina up to New York as Isaias moved through. Tropical storm force wind gusts impacted nearly the entire Eastern Seaboard from Florida all the way up to Maine. The highest recorded wind gust was 99 mph at an elevated weather station in Federal Point, NC. A 94 mph gust as recorded at York River East, VA. The wind gusted as high as 78 mph in Manhattan and on Long Island, NY. There were more than 20 reports of tornadoes spawned by Isaias with some leading to significant damage. Power was knocked out to over 3 million customers along the East Coast. There was some storm surge flooding near the landfall point with the Cape Fear River rising to a record height of over 4 feet above normal. Myrtle Beach, SC recorded its 3rd highest storm surge on record with gauges recording 4.5 feet above average. Heavy rainfall and flash flooding occurred for areas from South Carolina up into New England. More than 7 inches of rain fell in areas of Maryland and Pennsylvania leading to significant flooding. Several streams and rivers in Pennsylvania rose to record heights. Observed Sustained Wind History for Isaias |
Next Update: This will be the final update on Hurricane Isaias. Author: Kevin Sharp |
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