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Hurricane HELENE


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BULLETIN
Hurricane Helene Advisory Number  19
NWS National Hurricane Center Miami FL       AL082018
1100 PM AST Tue Sep 11 2018

...HELENE GRADUALLY WEAKENING...


SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...18.0N 35.4W
ABOUT 765 MI...1230 KM WNW OF THE CABO VERDE ISLANDS
ABOUT 1470 MI...2370 KM SSW OF THE AZORES
MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H
PRESENT MOVEMENT...NW OR 325 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...973 MB...28.74 INCHES


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


DISCUSSION AND OUTLOOK
----------------------
At 1100 PM AST (0300 UTC), the center of Hurricane Helene was
located near latitude 18.0 North, longitude 35.4 West. Helene is
moving toward the northwest near 10 mph (17 km/h). A turn toward
the north is expected by Thursday.  Helene is forecast to
accelerate and turn toward the northeast by the end of the week.

Maximum sustained winds are near 100 mph (155 km/h) with higher
gusts.  Gradual weakening is likely over the next couple of days,
and Helene is expected to become a tropical storm by Thursday.

Hurricane-force winds extend outward up to 45 miles (75 km) from the
center and tropical-storm-force winds extend outward up to 160 miles
(260 km).

The estimated minimum central pressure is 973 mb (28.74 inches).


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


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

$$
Forecaster Zelinsky

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