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Tropical Depression SIXTEEN (Text)

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TROPICAL DEPRESSION SIXTEEN ADVISORY NUMBER   4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL     AL162010
500 AM EDT WED SEP 29 2010
 
...CENTER OF THE DEPRESSION EMERGING OVER THE FLORIDA STRAIT...HEAVY
RAINS SPREADING ACROSS FLORIDA KEYS AND SOUTH FLORIDA...
 
 
SUMMARY OF 500 AM EDT...0900 UTC...INFORMATION
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LOCATION...23.3N 81.4W
ABOUT 100 MI...160 KM S OF MARATHON FLORIDA
ABOUT 190 MI...305 KM SSW OF MIAMI FLORIDA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/HR
PRESENT MOVEMENT...NNE OR 20 DEGREES AT 14 MPH...22 KM/HR
MINIMUM CENTRAL PRESSURE...997 MB...29.44 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
THE TROPICAL STORM WARNING ALONG THE FLORIDA EAST COAST HAS BEEN
EXTENDED NORTHWARD TO SEBASTIAN INLET.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE CAYMAN ISLANDS
* THE PROVINCES OF CUBA FROM MATANZAS EASTWARD TO CIEGO DE AVILA
* THE NORTHWESTERN AND CENTRAL BAHAMAS
* SEBASTIAN INLET SOUTHWARD TO EAST CAPE SABLE AND FLORIDA BAY
* THE FLORIDA KEYS
 
A TROPICAL STORM WATCH IN IN EFFECT FOR...
* NORTH OF EAST CAPE SABLE TO CHOKOLOSKEE FLORIDA
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
12 TO 24 HOURS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 24 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM EDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION SIXTEEN
WAS LOCATED NEAR LATITUDE 23.3 NORTH...LONGITUDE 81.4 WEST. THE
DEPRESSION IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 14 MPH...22
KM/HR. A MOTION TO THE NORTH-NORTHEAST ACCOMPANIED BY A GRADUAL
INCREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT 24 TO 36
HOURS.  ON THE FORECAST TRACK...THE CENTER OF THE TROPICAL CYCLONE
WILL MOVE OVER THE FLORIDA STRAITS LATER THIS MORNING...AND BE NEAR
OR OVER SOUTHEASTERN FLORIDA BY THIS EVENING.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/HR...WITH HIGHER
GUSTS. REPORTS FROM AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT
INDICATE SURFACE WINDS ARE VERY NEAR TROPICAL STORM STRENGTH ABOUT
MIDWAY BETWEEN THE FLORIDA KEYS AND CUBA. SOME STRENGTHENING IS
FORECAST DURING THE NEXT 24 HOURS AND THE DEPRESSION IS EXPECTED TO
BECOME A TROPICAL STORM LATER TODAY...BEFORE MERGING WITH A FRONTAL
ZONE ON THURSDAY.
 
THE MINIMUM CENTRAL PRESSURE BASED ON SURFACE REPORTS FROM CUBA AND
RECONNAISSANCE AIRCRAFT IS 997 MB...29.44 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
RAINFALL...THE DEPRESSION IS EXPECTED TO PRODUCE TOTAL RAIN
ACCUMULATIONS OF 5 TO 10 INCHES OVER THE CAYMAN ISLANDS...
JAMAICA...AND CUBA.  ISOLATED MAXIMUM AMOUNTS OF 20 INCHES ARE
POSSIBLE OVER THE HIGHER ELEVATIONS OF CUBA AND JAMAICA.  THESE
RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.
RAIN ACCUMULATIONS OF 4 TO 8 INCHES ARE POSSIBLE OVER PORTIONS
OF SOUTHERN FLORIDA AND THE FLORIDA KEYS.
 
WIND...TROPICAL STORM CONDITIONS WILL BE AFFECTING THE WARNING AREAS
TODAY.
 
TORNADOES...ISOLATED TORNADOES ARE POSSIBLE OVER SOUTHEASTERN
FLORIDA AND THE FLORIDA KEYS TODAY.
 
 
NEXT ADVISORY
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NEXT INTERMEDIATE ADVISORY...800 AM EDT.
NEXT COMPLETE ADVISORY...1100 AM EDT.
 
$$
FORECASTER STEWART
 
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