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TROPICAL STORM CHANTAL ADVISORY NUMBER  22
NATIONAL WEATHER SERVICE MIAMI FL
10 PM CDT MON AUG 20 2001

...CHANTAL OVER CHETUMAL...
 
A HURRICANE WATCH REMAINS IN EFFECT FROM BELIZE CITY NORTHWARD TO
CANCUN...AND A TROPICAL STORM WARNING REMAINS IN EFFECT FOR ALL OF
COASTAL BELIZE...AND FOR THE EAST COAST OF THE YUCATAN PENINSULA
FROM THE MEXICO/BELIZE BORDER NORTHWARD TO CANCUN.  A TROPICAL STORM
WARNING IS IN EFFECT FOR THE GULF COAST OF THE YUCATAN PENINSULA
FROM PROGRESO TO CARMEN.
 
AT 10 PM CDT...0300Z...THE CENTER OF TROPICAL STORM CHANTAL WAS
LOCATED NEAR LATITUDE 18.4 NORTH...LONGITUDE 88.3 WEST...OR VERY
NEAR CHETUMAL MEXICO.

CHANTAL IS MOVING TOWARD THE WEST NORTHWEST NEAR 13 MPH...20KM/HR...
AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS.  ON
THIS TRACK...CHANTAL WOULD EMERGE INTO THE SOUTHERN GULF OF MEXICO
TOMORROW AFTERNOON OR EVENING.

MAXIMUM SUSTAINED WINDS ARE NEAR  70 MPH...110 KM/HR...WITH HIGHER
GUSTS.  CHANTAL IS EXPECTED TO WEAKEN AS IT CROSSES THE YUCATAN 
PENINSULA.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200 MILES
...325 KM...MAINLY TO THE NORTHEAST OF THE CENTER.
 
JUST PRIOR TO LANDFALL...AN AIR FORCE RESERVE UNIT RECONNAISSANCE 
AIRCRAFT REPORTED A MINIMUM CENTRAL PRESSURE OF 1001 MB...29.56 
INCHES.

ALTHOUGH THE CENTER HAS CROSSED THE COAST...MOST OF THE HEAVIEST
RAINS AND STRONGEST WINDS NORTH AND EAST OF THE CENTER WILL NOT MOVE
ONSHORE FOR ANOTHER 6 TO 12 HOURS.

STORM SURGE FLOODING OF 2 TO 3 FEET...ACCOMPANIED BY BATTERING
WAVES...IS POSSIBLE NEAR AND NORTH OF THE BELIZE/MEXICO BORDER...AND
1 TO 2 FEET ALONG PORTIONS OF THE GULF COAST OF YUCATAN ON TUESDAY.

RAINFALL TOTALS OF 8 TO 12 INCHES...WITH ISOLATED HIGHER
AMOUNTS...ARE POSSIBLE ALONG AND NEAR THE PATH OF CHANTAL.
  
REPEATING THE 10 PM CDT POSITION...18.4 N... 88.3 W.  MOVEMENT
TOWARD...WEST NORTHWEST NEAR 13 MPH.  MAXIMUM SUSTAINED
WINDS... 70 MPH.  MINIMUM CENTRAL PRESSURE...1001 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 1 AM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 4 AM
CDT...TUESDAY.

FORECASTER FRANKLIN
 
 
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