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HURRICANE BRET ADVISORY NUMBER  18
NATIONAL WEATHER SERVICE MIAMI FL
10 PM CDT SUN AUG 22 1999

...BRET CONTINUES MOVING INLAND OVER SOUTH TEXAS... 

A HURRICANE WARNING REMAINS IN EFFECT FROM BROWNSVILLE TEXAS TO 
PORT ARANSAS TEXAS.

AT 10 PM CDT...0300Z...THE HURRICANE WARNING FROM NORTH OF PORT
ARANSAS TO PORT OCONNOR IS DOWNGRADED TO A TROPICAL STORM WARNING.
THE TROPICAL STORM WARNING FROM NORTH OF PORT OCONNER TO FREEPORT
TEXAS IS DISCONTINUED.
 
AT 10 PM CDT...0300Z...THE CENTER OF HURRICANE BRET WAS LOCATED 
NEAR LATITUDE 26.9 NORTH...LONGITUDE  97.6 WEST.  THIS POSITION 
IS OVER THE TEXAS COAST ABOUT 60 MILES SOUTH OF CORPUS CHRISTI...
AND 70 MILES NORTH OF BROWNSVILLE TEXAS.

BRET IS MOVING TOWARD THE WEST NEAR  7 MPH...11 KM/HR...AND THIS
MOTION IS EXPECTED TO CONTINUE WITH A GRADUAL DECREASE IN FORWARD
SPEED MONDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 115 MPH...185 KM/HR...WITH HIGHER
GUSTS.  ADDITIONAL WEAKENING IS FORECAST DURING THE NEXT 24 HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  30 MILES... 45 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 120 MILES...195 KM.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS  955 MB...28.20 INCHES.
 
RAINFALL AMOUNTS OF 10 TO 15 INCHES...WITH LOCALLY HIGHER AMOUNTS...
ARE EXPECTED ALONG THE PATH OF THE HURRICANE IN PORTIONS OF TEXAS
AND NORTHERN MEXICO.
 
STORM SURGE FLOODING OF 10 TO 15 FEET ABOVE NORMAL TIDE LEVELS...
WITH HIGHER VALUES AT THE HEADS OF BAYS...IS POSSIBLE MAINLY NORTH
OF THE CENTER AND WILL BE ACCOMPANIED BY LARGE AND DANGEROUS
BATTERING WAVES.
 
THERE IS A RISK OF ISOLATED TORNADOES OVER PORTIONS SOUTH TEXAS
TONIGHT AND MONDAY.
 
REPEATING THE 10 PM CDT POSITION...26.9 N... 97.6 W.  MOVEMENT
TOWARD...WEST NEAR  7 MPH.  MAXIMUM SUSTAINED WINDS...115 MPH. 
MINIMUM CENTRAL PRESSURE... 955 MB.
 
INTERMEDIATE ADVISORIES WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT MIDNIGHT CDT AND 2 AM CDT FOLLOWED BY THE NEXT COMPLETE
ADVISORY AT 4 AM CDT...MONDAY.
 
GUINEY
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC.
 
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