000
WTPZ32 KNHC 171443
TCPEP2
 
BULLETIN
TROPICAL STORM GREG ADVISORY NUMBER   4
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP072011
800 AM PDT WED AUG 17 2011
 
...GREG STRENGTHENING AS IT MOVES PARALLEL TO THE PACIFIC COAST OF
MEXICO...
 
 
SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION
----------------------------------------------
LOCATION...16.7N 104.2W
ABOUT 185 MI...300 KM WSW OF ZIHUATANEJO MEXICO
ABOUT 160 MI...255 KM S OF MANZANILLO MEXICO
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 21 MPH...33 KM/H
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES
 
 
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM PDT...1500 UTC...THE CENTER OF TROPICAL STORM GREG WAS
LOCATED NEAR LATITUDE 16.7 NORTH...LONGITUDE 104.2 WEST. GREG IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 21 MPH...33 KM/H...AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE WITH A DECREASE IN FORWARD
SPEED DURING THE NEXT 48 HOURS.  ON THIS TRACK...THE CENTER OF GREG
IS EXPECTED TO REMAIN WELL OFFSHORE OF THE COAST OF SOUTHERN
MEXICO.
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 50 MPH...85 KM/H...
WITH HIGHER GUSTS.  ADDITIONAL STRENGTHENING IS FORECAST DURING THE
NEXT DAY OR TWO...AND GREG IS FORECAST TO BECOME A HURRICANE ON
THURSDAY.
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 60 MILES...95 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
RAINFALL...LOCALLY HEAVY RAINS ARE POSSIBLE ALONG THE COASTS OF THE
MEXICAN STATES OF GUERRERO...MICHOACAN...COLIMA...AND JALISCO DURING
THE NEXT DAY OR SO.
 
 
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...200 PM PDT.
 
$$
FORECASTER BEVEN