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The orange circle indicates the current position of the center of the tropical cyclone.

"We should have a better idea of how strong Isaias will become near the US after reconnaissance aircraft sample the storm and after it passes Hispaniola later today," the NHC said Thursday afternoon.Rainfall will be the main concern over the next few days.

There were tropical storm warnings issued before the storm even formed. The government of the Bahamas issued a hurricane warning for the northwestern Bahamas, the NHC said in a Where Isaias will hit and how intense it will be was still uncertain Thursday evening.

"A track mainly over water will let the storm get stronger. "However, once it gets over warmer waters, the storm could strengthen quickly like what was seen with Hurricane Hanna last weekend. That's something many models struggled to pick up on.

"The eventual track will determine Isaias's strength and potential future development," CNN meteorologist Chad Myers said. Isaias is forecast to move near South Florida on Saturday.

This could lead to flash flooding, mudslides and potential riverine flooding. Tropical Storm Isaias blew into Long Island with strong winds Tuesday that left more than 400,000 homes and businesses without power, blocked roads with downed trees, and prompted the …

National Weather Service The reason it was called "Potential Tropical Cyclone Nine" is because the storm did not have a round center of circulation, says Myers.Instead, it was very elongated. The ninth tropical storm and second hurricane of the 2020 Atlantic hurricane season, Isaias originated from a tropical wave off the coast of Africa that was first identified by the National Hurricane Centeron July 23, 2020. A path more over land and the mountains of Hispaniola and Cuba will help to tear it apart. The testing sites will remain closed until it's safe to reopen, though the FDEM anticipates all sites being opened by 8 a.m. August 5 at the latest.Miami-Dade County Mayor Carlos Giménez told CNN on Thursday he would be concerned about keeping evacuees socially distanced if a major hurricane hit the state amid the ongoing pandemic. The watch starts Tuesday morning for the five northeast New Jersey counties (Bergen, Essex, Hudson, Passaic and Union) and Monday night for the rest of the state.As of 11 a.m. the storm was 680 miles south-southwest of Atlantic City packing maximum winds of 70 mph and moving north at 13 mph. Home Public Adv Discussion Wind Probs Graphics Archive Wind Speed Probabilities ... , tropical storm warning (blue) and tropical storm watch (yellow). This would bring tropical storm conditions to the eastern portion of the Florida peninsula. “In places where the heaviest rain falls, the creeks and rivers will take longer to recede and remain high through Tuesday night and Wednesday, so flooding issues could linger.”Isaias is expected to accelerate as it moves through New Jersey, which is likely to prevent widespread, serious costal flooding because the length of the onshore flow will be limited.The exact track of the storm is uncertain though so forecasters don’t know if the storm will be at its peak during high tide. "Isaias -- the ninth named storm of 2020 -- is forecast to strengthen over the next 24 to 36 hours and become a hurricane sometime Friday or Friday night, the National Hurricane Center (NHC) said Thursday afternoon. "Look, if we have a major hurricane here, then we're going to have to evacuate a number of people and then we're going to have to ... try to keep them separated as much as possible," he said. Tropical Storm Isaias is expected to become a hurricane sometime Friday, and may come near Florida on Saturday, according to forecasts. In general, 1 to 3 feet of storm surge is expected.The National Weather Service said late Monday morning that sustained winds of 40-plus mph are likely along the coast Tuesday. Tropical storm warnings were in effect for the Dominic Republic's southern and northern coastlines, the north coast of Haiti from Le Mole St Nicolas to the border with the Dominican Republic, Turks and Caicos Islands and parts of the southeastern and central Bahamas.Additionally, a tropical storm watch was issued for Florida's east coast from Ocean Reef to Sebastian Inlet, the NHC said.Earlier tropical storm warnings for Puerto Rico and the US Virgin Islands were discontinued.