000 ABNT20 KNHC 191138 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 AM EDT Tue Sep 19 2023 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: Active Systems: The National Hurricane Center is issuing advisories on Hurricane Nigel, located over the central subtropical Atlantic. Eastern Tropical Atlantic: A tropical wave is expected to move off the west coast of Africa by Wednesday. Environmental conditions are forecast to be conducive for gradual development of the wave thereafter, and a tropical depression is likely to form late this week or this weekend while the system moves generally westward across the eastern and central tropical Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...high...70 percent. Western Atlantic: A non-tropical area of low pressure is forecast to form east of the Florida peninsula late this week. This system could acquire some subtropical characteristics this weekend while it moves generally northward. Regardless of subtropical development, this low could bring gusty winds, heavy rain, and high surf conditions to portions of the coastal Carolinas into the coastal Mid-Atlantic states this weekend. Please see products from your local National Weather Service office for more details. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...30 percent. $$ Forecaster Hagen/Reinhart