NHC Graphical Outlook Archive
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Tropical Weather Outlook Text
ZCZC MIATWOAT ALL TTAA00 KNHC DDHHMM TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT SAT SEP 12 2015 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: 1. A large area of disorganized showers and thunderstorms continues near the northern Leeward Islands, the Virgin Islands, and Puerto Rico in association with the remnants of Tropical Storm Grace. Upper-level winds are not expected to be favorable for redevelopment of this system during the next several days. However, heavy rain and gusty winds are possible across portions of the northern Leeward Islands, the Virgin Islands, Puerto Rico, and Hispaniola as the system moves west-northwestward at 15 to 20 mph. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...near 0 percent 2. A tropical wave located south of the Cape Verde Islands is producing minimal shower activity. Environmental conditions are forecast to become favorable for some gradual development of this wave by early next week while it moves generally westward across the tropical Atlantic at about 15 mph. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...medium...50 percent 3. A small low pressure system located about 1000 miles southwest of the Azores is producing minimal shower and thunderstorm activity. Development, if any, of this low is expected to be slow to occur while it moves westward to west-northwestward at about 10 mph over the next several days. * Formation chance through 48 hours...low...10 percent * Formation chance through 5 days...low...20 percent Forecaster Beven
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