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Hurricane GASTON Public Advisory


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000
WTNT32 KNHC 250834
TCPAT2

BULLETIN
HURRICANE GASTON ADVISORY NUMBER  11
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL072016
500 AM AST THU AUG 25 2016

...GASTON EXPECTED TO WEAKEN BACK TO A TROPICAL STORM LATER TODAY...


SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...19.5N 43.3W
ABOUT 1225 MI...1970 KM E OF THE LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 17 MPH...28 KM/H
MINIMUM CENTRAL PRESSURE...988 MB...29.18 INCHES


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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 500 AM AST (0900 UTC), the center of Hurricane Gaston was located
near latitude 19.5 North, longitude 43.3 West.  Gaston is moving
toward the northwest near 17 mph (28 km/h), and this general motion
is expected to continue through Friday.  A turn toward the
west-northwest is forecast Friday night.

Data from a NASA/NOAA Global Hawk unmanned aircraft indicate that
maximum sustained winds are near 75 mph (120 km/h) with higher
gusts.  Some weakening is forecast during the next day or so.

Hurricane-force winds extend outward up to 25 miles (35 km) from the
center, and tropical-storm-force winds extend outward up to 90 miles
(150 km).

The estimated minimum central pressure from the aircraft data is 988
mb (29.18 inches).


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


NEXT ADVISORY
-------------
Next complete advisory at 1100 AM AST.

$$
Forecaster Berg