The high surf may only slowly fall after Isaias passes. A storm surge of 2 to 4 feet, above ground level, is expected if peak surge occurs at the time of high tide. Winds gusted to 56 mph at Nassau International Airport, and power was shut off to some parts of the island as a precaution on August 1.The center of Isaias moved over northern Andros Island in the Northwest Bahamas, on August 1, where a gust to 69 mph was measured by a U.S. Navy site.As it was doing so, wind shear temporarily blew thunderstorms away from Isaias, exposing the low-mid level core of Isaias in a Winds gusted to 62 mph Sunday morning in Freeport, Grand Bahama, hard hit 11 months ago from Hurricane Dorian. A weather disturbance located a few hundred miles north of the Leeward Islands is producing disorganized showers and thunderstorms, the hurricane center said. )(The white segment of the track history corresponds to when the National Hurricane Center considered the system a "potential tropical cyclone" from July 28 to July 29. )
Minor to isolated moderate river flooding is also possible in parts of the eastern states.For more on possible impacts in the mid-Atlantic and Northeast, Isaias could also spawn short-lived tornadoes along its path up the East Coast.An isolated threat is possible beginning late Monday and early Tuesday from coastal South Carolina into eastern North Carolina and far southeast Virginia.The chance of an isolated tornado could spread to the mid-Atlantic and Northeast coasts Tuesday into Tuesday night.Isaias is the earliest named ninth Atlantic tropical cyclone on record. Brunswick -- where Ocean Isle Beach is located -- and Sampson counties had voluntary evacuation orders.South Carolina Gov. "If you're out and about, don't drive your car where water covers the road." Tropical storm watches extend as far north as parts of coastal southern New England.Isaias is currently centered just off the Florida's northeast Coast. )(The orange circle shows the extent of the system's tropical-storm-force winds (at least 39 mph). Hurricane Watch, Storm Surge Warning Issued in Carolinas; Tropical Storm Watch Extended to Long Island Ahead of IsaiasThe latest warnings and watches are depicted in the map below.A watch means the respective conditions are possible within the next 48 hours.
Tropical storm warnings extend as far north as Delaware. A storm surge warning has been issued from Edisto Beach, South Carolina, to Cape Fear, North Carolina. )(This should be interpreted as a broad outlook of where the heaviest rain may fall and may shift based on the forecast path of the tropical cyclone. Henry McMaster on Saturday tweeted that evacuations for his state were “unnecessary,” but urged residents to take personal precautions. The highest surge should occur immediately to the east of where Isaias is expected to move ashore.The high tide of most concern in the Carolinas is Monday evening.Otherwise, a surge of 1 to 3 feet above ground level is possible from northeast Florida to southern South Carolina, as well as the rest of the North Carolina coast, including Albemarle and Pamlico Sounds, the Virginia Tidewater, Chesapeake Bay and the Tidal Potomac River. "Environmental conditions could allow for some slow development of this system during the next several days, with a tropical depression possibly forming later this week," the hurricane center said.© 2020 USA TODAY, a division of Gannett Satellite Information Network, LLC.
The purple circle indicates the extent of hurricane-force winds (at least 74 mph), according to the National Hurricane Center. DURHAM, N.C. – Hurricane Isaias has been downgraded down to a tropical storm after it made landfall late Monday night in North Carolina, hammering the state’s coast with heavy rain and strong winds. Higher amounts may occur where bands of rain stall over a period of a few hours. We recognize our responsibility to use data and technology for good. “We don’t think there is going to be a whole lot of weakening, we still think there’s going to be very strong and gusty winds that will affect much of the midAtlantic and the Northeast over the next day or two,” Berg said.