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Atlantic Tropical Weather Outlook
2021-09-13 07:43:52| National Hurricane Center (Atlantic)
129 ABNT20 KNHC 130543 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 AM EDT Mon Sep 13 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Tropical Storm Nicholas, located over the western Gulf of Mexico. A tropical wave is expected to emerge off the west coast of Africa later today. Environmental conditions are forecast to be conducive for gradual development of this system thereafter, and a tropical depression is likely to form by late this week while it moves westward at 10 to 15 mph across the eastern tropical Atlantic Ocean. * Formation chance through 48 hours...low...20 percent. * Formation chance through 5 days...high...70 percent. An area of low pressure is forecast to form by midweek a couple of hundred miles north of the southeastern or central Bahamas as a tropical wave interacts with an upper-level trough. Some gradual development of this system is possible thereafter, and a tropical depression could form later this week while the system moves north-northwestward or northward across the western Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...50 percent. Showers and thunderstorms remain very limited in association with a non-tropical area of low pressure over the far northeastern Atlantic, about midway between the Azores and Portugal. Tropical or subtropical development of this system is no longer expected while it moves eastward and then inland over Portugal by late Tuesday. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...near 0 percent. && Public Advisories on Tropical Storm Nicholas are issued under WMO header WTNT34 KNHC and under AWIPS header MIATCPAT4. Forecast/Advisories on Tropical Storm Nicholas are issued under WMO header WTNT24 KNHC and under AWIPS header MIATCMAT4. $$ Forecaster Latto
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