Hurricane Alex
Public Advisory 17A
000
WTNT31 KNHC 292349
TCPAT1
BULLETIN
TROPICAL STORM ALEX INTERMEDIATE ADVISORY NUMBER 17A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL012010
700 PM CDT TUE JUN 29 2010
...ALEX NEAR HURRICANE STRENGTH...HURRICANE HUNTER PLANE APPROACHING
THE CENTER...
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION
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LOCATION...23.2N 94.5W
ABOUT 215 MI...345 KM E OF LA PESCA MEXICO
ABOUT 265 MI...425 KM SE OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 12 MPH...19 KM/HR
MINIMUM CENTRAL PRESSURE...980 MB...28.94 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* THE COAST OF TEXAS SOUTH OF BAFFIN BAY TO THE MOUTH OF THE RIO
GRANDE
* THE COAST OF MEXICO FROM THE MOUTH OF THE RIO GRANDE TO LA CRUZ
A TROPICAL STORM WARNING IN IN EFFECT FOR...
* THE COAST OF TEXAS FROM BAFFIN BAY TO PORT OCONNOR
* THE COAST OF MEXICO SOUTH OF LA CRUZ TO CABO ROJO
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
UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 PM CDT...0000 UTC...THE CENTER OF TROPICAL STORM ALEX WAS
LOCATED NEAR LATITUDE 23.2 NORTH...LONGITUDE 94.5 WEST. ALEX IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/HR. THIS
GENERAL MOTION IS EXPECTED THROUGH WEDNESDAY. ON THE FORECAST
TRACK...THE CENTER OF ALEX WILL APPROACH THE COAST OF NORTHEASTERN
MEXICO AND SOUTHERN TEXAS ON WEDNESDAY AND MAKE LANDFALL IN THE
HURRICANE WARNING AREA LATE WEDNESDAY OR WEDNESDAY NIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER
GUSTS. SATELLITE IMAGERY SUGGESTS THAT ALEX IS STRENGTHENING AND AN
AIR FORCE RESERVE UNIT RECONNAISSANCE AIRCRAFT WILL REACH THE
CENTER SHORTLY. SOME STRENGTHENING IS EXPECTED PRIOR TO LANDFALL.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
FROM THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 980 MB...28.94 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...ALEX IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 6 TO 12 INCHES OVER PORTIONS OF NORTHEASTERN MEXICO AND SOUTHERN
TEXAS...WITH ISOLATED MAXIMUM AMOUNTS OF 20 INCHES. THESE RAINS
COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...
ESPECIALLY IN MOUNTAINOUS TERRAIN. RAINBANDS ASSOCIATED WITH ALEX
ARE SPREADING ONSHORE IN NORTHEASTERN MEXICO AND SOUTHERN TEXAS.
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE COAST
WITHIN THE HURRICANE AND TROPICAL STORM WARNING AREAS BEGINNING LATE
TONIGHT OR EARLY WEDNESDAY...MAKING OUTSIDE PREPARATIONS DIFFICULT
OR DANGEROUS.
STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY
AS MUCH AS 3 TO 5 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE
COAST NEAR AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL. THE
SURGE COULD PENETRATE INLAND AS FAR AS SEVERAL MILES FROM THE SHORE
WITH DEPTH GENERALLY DECREASING AS THE WATER MOVES INLAND. NEAR
THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE
WAVES.
NEXT ADVISORY
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NEXT COMPLETE ADVISORY...1000 PM CDT.
$$
FORECASTER PASCH/BERG
