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ZCZC MIATWOAT ALL TTAA00 KNHC DDHHMM Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 AM EDT Wed Sep 15 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center has issued its last advisory on Tropical Depression Nicholas, located just west of the Texas and Louisiana border. Future advisories on Nicholas will be issued by the Weather Prediction Center. 1. Showers and thunderstorms associated with a low pressure area located a few hundred miles south of the Cabo Verde Islands continue to show signs of organization. Environmental conditions are expected to remain conducive for development, and a tropical depression is likely to form during the next couple of days while the system moves generally westward at about 15 mph across the eastern tropical Atlantic Ocean. * Formation chance through 48 hours...high...80 percent. * Formation chance through 5 days...high...90 percent. 2. A trough of low pressure located a few hundred miles northeast of the central Bahamas is producing a large area of disorganized showers and thunderstorms. Environmental conditions appear marginally conducive for gradual development during the next few days, and a tropical depression is likely to form while the system moves north-northwestward to northward across the western Atlantic. * Formation chance through 48 hours...medium...60 percent. * Formation chance through 5 days...high...70 percent. 3. A tropical wave is expected to emerge off of the west coast of Africa toward the end of the week. Thereafter, environmental conditions are forecast to be conducive for development while the system moves generally west-northwestward to northwestward over the far eastern Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. Public advisories issued by the Weather Prediction Center on Tropical Depression Nicholas can be found under AWIPS header TCPAT4, WMO header WTNT34 KWNH, and on the web at http://www.wpc.ncep.noaa.gov. Forecaster Papin
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