000 ABNT20 KNHC 212331 TWOAT Special Tropical Weather Outlook NWS National Hurricane Center Miami FL 730 PM EDT Mon May 21 2018 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: A broad surface low pressure area has formed over the northwestern Caribbean Sea a couple of hundred miles east of the coast of Belize. This low and an upper-level trough are producing widespread cloudiness and showers extending from the northwestern Caribbean Sea across Cuba and the Florida peninsula. While environmental conditions are expected to be unfavorable for development during the next couple of days, some gradual subtropical or tropical development is possible later this week while the system moves slowly northward into the central or eastern Gulf of Mexico. Regardless of development, locally heavy rainfall is possible across western Cuba and much of Florida during the next several days. For more information on the heavy rain threat, please see products issued by your local weather office. The next Special Tropical Weather Outlook on this system will be issued by 800 AM EDT on Tuesday. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...40 percent. $$ Forecaster Cangialosi
Monday, May 21, 2018
TRACKING THE TROPICS MAY 21, 2018...0909 PM EDT
MEMORIAL WEEKEND FORECAST IS QUESTIONABLE WITH THIS SYSTEM FORECAST TO DEVELOP
I continue to monitor the Northwest Caribbean for tropical cyclone formation by this weekend. Most of the models suggest some development but so far none are suggesting anything strong. Interest from Louisiana to Florida should monitor the progress of this weather system...RTW
TRACKING THE TROPICS MAY 21, 2018...1107 AM EDT
ZCZC MIATWOAT ALL TTAA00 KNHC DDHHMM Special Tropical Weather Outlook NWS National Hurricane Center Miami FL 830 AM EDT Mon May 21 2018 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: 1. Widespread cloudiness and showers extending from the northwestern Caribbean Sea across Cuba and the Florida peninsula are associated with the interaction of a large upper-level low with a weak surface trough. While environmental conditions are expected to be unfavorable for development during the next couple of days, some gradual development is possible later this week while the system moves into the central or eastern Gulf of Mexico. Regardless of development, locally heavy rainfall is possible across western Cuba and Florida over the next several days. For more information on the heavy rain threat, please see products issued by your local weather office. The next Special Tropical Weather Outlook on this system will be issued by 800 PM EDT tonight. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. Forecaster Blake
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