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BULLETIN
Hurricane Helene Advisory Number  16
NWS National Hurricane Center Miami FL       AL082018
500 AM AST Tue Sep 11 2018

...HELENE MOVING NORTHWESTWARD OVER THE EASTERN ATLANTIC...


SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...16.0N 33.6W
ABOUT 620 MI...995 KM W OF THE SOUTHERNMOST CABO VERDE ISLANDS
ABOUT 1570 MI...2530 KM SSW OF THE AZORES
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/H
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...968 MB...28.59 INCHES


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


DISCUSSION AND OUTLOOK
----------------------
At 500 AM AST (0900 UTC), the center of Hurricane Helene was located
near latitude 16.0 North, longitude 33.6 West. Helene is moving
toward the west-northwest near 14 mph (22 km/h), and this motion is
expected to continue with a decrease in forward speed through
tonight.  A turn toward the northwest and then north-northwest is
forecast on Wednesday and Thursday.

Maximum sustained winds are near 110 mph (175 km/h) with higher
gusts.  Some strengthening is possible during the next 12 hours, but
a gradual weakening trend is expected after that time.

Hurricane-force winds extend outward up to 35 miles (55 km) from the
center and tropical-storm-force winds extend outward up to 115 miles
(185 km).

The estimated minimum central pressure is 968 mb (28.59 inches).


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


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

$$
Forecaster Roberts

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