000
WTPZ31 KNHC 160242
TCPEP1
 
BULLETIN
TROPICAL STORM ALVIN ADVISORY NUMBER   3
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP012013
800 PM PDT WED MAY 15 2013
 
...ALVIN STRENGTHENING...
 
 
SUMMARY OF 800 PM PDT...0300 UTC...INFORMATION
----------------------------------------------
LOCATION...9.0N 105.9W
ABOUT 700 MI...1125 KM S OF MANZANILLO MEXICO
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES
 
 
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 PM PDT...0300 UTC...THE CENTER OF TROPICAL STORM ALVIN WAS
LOCATED NEAR LATITUDE 9.0 NORTH...LONGITUDE 105.9 WEST. ALVIN IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/H...AND THIS
MOTION WITH A GRADUAL DECREASE IN FORWARD SPEED IS EXPECTED DURING
THE NEXT COUPLE OF DAYS.
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 45 MPH...75
KM/H...WITH HIGHER GUSTS.  ADDITIONAL STRENGTHENING IS FORECAST
DURING THE NEXT 48 HOURS...AND ALVIN IS EXPECTED TO BECOME A
HURRICANE BY FRIDAY.
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM
FROM THE CENTER.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1004 MB...29.65 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
NONE
 
 
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...200 AM PDT.
 
$$
FORECASTER KIMBERLAIN