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Atlantic Tropical Weather Outlook
2018-09-20 07:40:37| National Hurricane Center (Atlantic)
683 ABNT20 KNHC 200540 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 AM EDT Thu Sep 20 2018 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: A westward-moving tropical wave is producing a small but concentrated area of thunderstorms about 850 miles east of the Windward Islands. Some additional development is possible today before upper-level winds become increasingly unfavorable for tropical cyclone formation starting tonight and continuing through the weekend. * Formation chance through 48 hours...low...20 percent. * Formation chance through 5 days...low...20 percent. A non-tropical low pressure system is forecast to develop by Friday night over the central subtropical Atlantic Ocean between Bermuda and the Azores. Conditions are expected to be conducive for the low to acquire some subtropical or tropical characteristics, and a subtropical or tropical cyclone could form over the weekend or early next week while the low meanders over the central Atlantic Ocean. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...40 percent. $$ Forecaster Berg
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