Wednesday, July 23, 2008

Hurricane Dolly Advisory 13B, Dolly Makes Landfall In South Padre Island

BULLETIN
HURRICANE DOLLY INTERMEDIATE ADVISORY NUMBER 13B
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042008
2:00 PM CDT WED JUL 23 2008
DOLLY MADE LANDFALL IN SOUTH PADRE ISLAND. EXPECTED TO MOVE
FARTHER INLAND OVER SOUTHERN TEXAS LATER TODAY...
A HURRICANE WARNING REMAINS IN EFFECT FOR THE COAST OF TEXAS FROM
BROWNSVILLE TO CORPUS CHRISTI, AND FOR THE NORTHEASTERN COAST OF
MEXICO FROM RIO SAN FERNANDO NORTHWARD TO THE BORDER BETWEEN MEXICO
AND THE UNITED STATES. PREPARATIONS TO PROTECT LIFE AND PROPERTY
SHOULD BE RUSHED TO COMPLETION.
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM NORTH OF CORPUS
CHRISTI TO PORT O'CONNOR.
A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE IN EFFECT FROM LA
PESCA TO SOUTH OF RIO SAN FERNANDO.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA, INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS, PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
AT 2:00 PM CDT, 19:00Z, THE EYE OF HURRICANE DOLLY WAS LOCATED NEAR LATITUDE
26.4 NORTH, LONGITUDE 97.3 WEST. THIS POSITION IS OVER LAGUNA MADRE, ABOUT
35 MILES, 60 KM NORTH-NORTHEAST OF
BROWNSVILLE TEXAS, AND 30 MILES, 51 KM EAST SOUTHEAST OF RAYMONDVILLE. DOLLY
IS NOW MOVING TOWARD THE WEST-NORTHWEST NEAR 7 MPH, 11 KM/HR.
ON THE FORECAST TRACK, THE EYE OF HURRICANE DOLLY WILL BE MOVING INLAND OVER
FAR SOUTH TEXAS LATER TODAY. PERSONS ARE ADVISED NOT TO VENTURE OUTDOORS
DURING THE RELATIVE CALM OF THE EYE BECAUSE WINDS WILL SOON INCREASE QUITE
RAPIDLY.
BECAUSE A PORTION OF THE CIRCULATION OF DOLLY HAS BEEN INTERACTING WITH
LAND, THE MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 95 MPH, 150 KM/HR,
WITH HIGHER GUSTS. DOLLY IS NOW A CATEGORY ONE HURRICANE ON THE
SAFFIR-SIMPSON SCALE. STRONGER WINDS, ESPECIALLY
IN GUSTS, ARE LIKELY ON HIGH RISE BUILDINGS. A GRADUAL WEAKENING SHOULD
BEGIN SOON AS THE EYE MOVES FARTHER INLAND.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES, 35 KM FROM THE CENTER,
AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES, 220 KM.
HARLINGEN TEXAS MEASURED 54 MPH, 87 KM/HR SUSTAINED WINDS WITH GUSTS TO 74
MPH, 119 KM/HR.
MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RECONNAISSANCE PLANE AT
LANDFALL WAS 967 MB, 28.56 INCHES.
DOLLY IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 8 TO 12
INCHES, WITH ISOLATED AMOUNTS OF 20 INCHES OVER PORTIONS OF SOUTH TEXAS AND
NORTHEASTERN MEXICO OVER THE NEXT FEW DAYS. BROWNSVILLE NATIONAL WEATHER
SERVICE DOPPLER RADAR HAS ESTIMATED UP TO A FOOT OF RAIN SO FAR OVER
PORTIONS OF COASTAL FAR SOUTH TEXAS. THESE RAINS WILL LIKELY CAUSE
WIDESPREAD FLOODING ACROSS PORTIONS OF SOUTH TEXAS AND NORTHEAST MEXICO.
COASTAL STORM SURGE FLOODING OF 6 TO 8 FEET ABOVE NORMAL TIDE LEVELS, ALONG
WITH LARGE AND DANGEROUS BATTERING WAVES, CAN BE EXPECTED NEAR AND TO THE
NORTH OF WHERE THE CENTER MAKES LANDFALL. ISOLATED TORNADOES ARE POSSIBLE
OVER PORTIONS OF SOUTH TEXAS TODAY AND TONIGHT.
REPEATING THE 2:00 PM CDT POSITION., 26.4 N, 97.3 W. MOVEMENT TOWARD
WEST-NORTHWEST NEAR 7 MPH. MAXIMUM SUSTAINED WINDS, 95 MPH. MINIMUM CENTRAL
PRESSURE, 967 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 4:00 PM CDT.

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