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BULLETIN
TROPICAL STORM GASTON ADVISORY NUMBER   4
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL072016
1100 AM AST TUE AUG 23 2016

...GASTON STILL STRENGTHENING WHILE MOVING QUICKLY
WEST-NORTHWESTWARD...


SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...13.8N 34.6W
ABOUT 685 MI...1105 KM W OF THE SOUTHERNMOST CABO VERDE ISLANDS
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 21 MPH...33 KM/H
MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES


WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 1100 AM AST (1500 UTC), the center of Tropical Storm Gaston was
located near latitude 13.8 North, longitude 34.6 West. Gaston is
moving toward the west-northwest near 21 mph (33 km/h).  A gradual
turn toward the northwest is expected during the next couple of
days with a decrease in forward speed.

Maximum sustained winds have increased to near 65 mph (100 km/h)
with higher gusts.  Additional strengthening is likely, and Gaston
should become a hurricane later today.

Tropical-storm-force winds extend outward up to 70 miles (110 km)
from the center.

The estimated minimum central pressure is 1002 mb (29.59 inches).


HAZARDS AFFECTING LAND
----------------------
None.


NEXT ADVISORY
-------------
Next complete advisory at 500 PM AST.

$$
Forecaster Kimberlain

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