September 23, 2010

Tropical Update North Atlantic, Caribbean & the Gulf of Mexico


1. THUNDERSTORM ACTIVITY HAS CONTINUED TO INCREASE AND BECOME BETTER ORGANIZED THIS MORNING IN ASSOCIATION WITH A VIGOROUS LOW PRESSURE SYSTEM LOCATED OVER THE SOUTH-CENTRAL CARIBBEAN SEA. ENVIRONMENTAL CONDITIONS ARE GRADUALLY BECOMING MORE FAVORABLE FOR DEVELOPMENT...AND THIS DISTURBANCE COULD BECOME A TROPICAL DEPRESSION LATER TODAY AS IT MOVES WESTWARD AT AROUND 15 MPH. AN AIR FORCE RESERVE RECONNAISSANCE UNIT AIRCRAFT IS SCHEDULED TO INVESTIGATE THE SYSTEM LATER THIS MORNING. THERE IS A HIGH CHANCE...80 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS.

2. THE REMNANT CIRCULATION OF FORMER TROPICAL DEPRESSION JULIA IS LOCATED ABOUT 750 MILES SOUTHWEST OF THE AZORES ISLANDS. ALTHOUGH SHOWER ACTIVITY HAS REDEVELOPED NEAR THE CENTER OF THIS DISTURBANCE...ENVIRONMENTAL CONDITIONS ARE ONLY MARGINALLY CONDUCIVE FOR ANY ADDITIONAL ORGANIZATION TO OCCUR. THERE IS A LOW CHANCE...10 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SOUTHWESTWARD AT 10 TO 15 MPH.

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