000
WTNT32 KNHC 180231
TCPAT2
 
BULLETIN
TROPICAL STORM HELENE ADVISORY NUMBER  10
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL072012
1000 PM CDT FRI AUG 17 2012
 
...HELENE BARELY A TROPICAL STORM BUT COULD REGAIN SOME STRENGTH ON
SATURDAY...
 
 
SUMMARY OF 1000 PM CDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...21.0N 96.4W
ABOUT 65 MI...105 KM E OF TUXPAN MEXICO
ABOUT 125 MI...205 KM SE OF TAMPICO MEXICO
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF MEXICO FROM BARRA DE NAUTLA TO LA CRUZ
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 24 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA ...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1000 PM CDT...0300 UTC...THE CENTER OF TROPICAL STORM HELENE WAS
ESTIMATED NEAR LATITUDE 21.0 NORTH...LONGITUDE 96.4 WEST. HELENE IS
MOVING TOWARD THE NORTHWEST NEAR 7 MPH...11 KM/H...AND THIS MOTION
IS EXPECTED TO CONTINUE DURING THE NEXT DAY OR SO. ON THIS
TRACK...THE CENTER OF HELENE WILL MOVE INLAND WITHIN THE WARNING
AREA ON SATURDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/H...WITH HIGHER
GUSTS.  THERE IS A POSSIBILITY OF STRENGTHENING BEFORE HELENE MOVES
INLAND.  ONCE THE CENTER CROSSES THE COAST...WEAKENING IS
ANTICIPATED. 
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM
TO THE SOUTH OF THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE
COAST WITHIN THE WARNING AREA LATER TONIGHT.
 
RAINFALL...HELENE IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 5 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF
15 INCHES ACROSS NORTHEASTERN PORTIONS OF MEXICO FROM NORTHERN
VERACRUZ...ACROSS SOUTHERN TAMAULIPAS...AND EASTERN SAN LUIS STATES.
THESE RAINS MAY PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD
SLIDES ACROSS HIGHER ELEVATIONS.
 
STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1
TO 2 FEET ABOVE NORMAL TIDE LEVELS ALONG THE IMMEDIATE COAST NEAR
AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL.
 
 
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...100 AM CDT.
NEXT COMPLETE ADVISORY...400 AM CDT.
 
$$
FORECASTER AVILA