TROPICAL DEPRESSION ELEVEN ADVISORY NUMBER 2
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
4 PM CDT MON AUG 22 2005
...DEPRESSION APPROACHES THE COAST OF MEXICO WITH HEAVY RAINS...
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE GULF COAST OF
MEXICO FROM VERACRUZ NORTHWARD TO CABO ROJO.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
AT 4 PM CDT...2100Z...THE CENTER OF TROPICAL DEPRESSION ELEVEN WAS
LOCATED NEAR LATITUDE 19.6 NORTH... LONGITUDE 95.7 WEST OR ABOUT 45
MILES... 70 KM... NORTHEAST OF VERACRUZ MEXICO AND ABOUT 145
MILES... 235 KM...SOUTHEAST OF TUXPAN MEXICO.
THE DEPRESSION IS MOVING TOWARD THE WEST NEAR 8 MPH
...13 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT
24 HOURS. ON THE FORECAST TRACK...THE CENTER OF THE DEPRESSION
SHOULD BE REACHING THE COAST WITHIN THE WARNING AREA TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH... 55 KM/HR...WITH HIGHER
GUSTS. THE DEPRESSION COULD BECOME A TROPICAL STORM BEFORE IT MAKES
LANDFALL.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1007 MB...29.74 INCHES.
RAINFALL ACCUMULATIONS OF 3 TO 5 INCHES...WITH ISOLATED HIGHER
AMOUNTS OF UP TO 10 INCHES OVER THE HIGHER ELEVATIONS...CAN BE
EXPECTED IN ASSOCIATION WITH THE DEPRESSION. THESE RAINS COULD
CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.
REPEATING THE 4 PM CDT POSITION...19.6 N... 95.7 W. MOVEMENT
TOWARD...WEST NEAR 8 MPH. MAXIMUM SUSTAINED
WINDS... 35 MPH. MINIMUM CENTRAL PRESSURE...1007 MB.
TROPICAL DEPRESSION ELEVEN DISCUSSION NUMBER 2
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
5 PM EDT MON AUG 22 2005
A RECONNAISSANCE AIRCRAFT WILL BE REACHING THE DEPRESSION VERY
SHORTLY TO HELP ASSESS THE INTENSITY AND LOCATION OF THE
DEPRESSION. BASED ON SATELLITE CLASSIFICATIONS THE ADVISORY
INTENSITY IS INCREASED TO 30 KT. THE DEPRESSION HAS BEEN
MAINTAINING DEEP CONVECTION NEAR OR OVER THE CENTER ALL DAY...AND
HAS AN EXCELLENT OUTFLOW PATTERN ALOFT. HOWEVER...ON THE FORECAST
TRACK THE SYSTEM HAS LESS THAN 12 HOURS OVER WATER. THIS SHOULD BE
ENOUGH TIME TO REACH STORM STRENGTH. SHOULD THE DEPRESSION BECOME
A TROPICAL STORM TODAY...IT WOULD BE THE EARLIEST FORMATION OF A
SEASON'S 11TH STORM ON RECORD. RAPID DISSIPATION SHOULD THEN
FOLLOW OVER THE MOUNTAINOUS TERRAIN OF EASTERN MEXICO.
THE UNCERTAIN INITIAL MOTION ESTIMATE IS 280/7. THE DEPRESSION IS
SOUTH OF A WELL-ESTABLISHED MID-LEVEL RIDGE OVER TEXAS...AND THIS
PATTERN SHOULD TAKE THE CYCLONE BASICALLY WESTWARD UNTIL IT
DISSIPATED. GLOBAL MODELS DO NOT RESOLVE THIS SYSTEM WELL...AND
THE GFDL STALLS THE SYSTEM OFFSHORE. THE OFFICIAL FORECAST FOLLOWS
CONTINUITY OF THE CURRENT TRACK AND THE BAM OUTPUT...TAKING THE
CYCLONE INLAND IN ABOUT 12 HOURS. THE TIMING OF LANDFALL WOULD BE
DELAYED...WITH MORE INTENSIFICATION POSSIBLE...IF THE SYSTEM TOOK A
PATH FARTHER NORTH THAN FORECAST.
THE PRIMARY THREAT FROM THIS SYSTEM IS HEAVY RAINFALL...WITH
ASSOCIATED LIFE-THREATENING FLASH FLOODS AND MUDSLIDES.
FORECASTER FRANKLIN
FORECAST POSITIONS AND MAX WINDS
INITIAL 22/2100Z 19.6N 95.7W 30 KT
12HR VT 23/0600Z 19.9N 96.8W 35 KT...INLAND
24HR VT 23/1800Z 20.1N 98.3W 25 KT...DISSIPATING
36HR VT 24/0600Z...DISSIPATED
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