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Hurricane HELENE


ZCZC MIATCPAT3 ALL
TTAA00 KNHC DDHHMM

BULLETIN
Hurricane Helene Advisory Number  20
NWS National Hurricane Center Miami FL       AL082018
500 AM AST Wed Sep 12 2018

...HELENE CONTINUES TO WEAKEN...


SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...19.2N 35.7W
ABOUT 800 MI...1290 KM WNW OF THE CABO VERDE ISLANDS
ABOUT 1400 MI...2250 KM SSW OF THE AZORES
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H
PRESENT MOVEMENT...NNW OR 335 DEGREES AT 13 MPH...20 KM/H
MINIMUM CENTRAL PRESSURE...977 MB...28.85 INCHES


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

Interests in the Azores should monitor the progress of Helene.


DISCUSSION AND OUTLOOK
----------------------
At 500 AM AST (0900 UTC), the center of Hurricane Helene was located
near latitude 19.2 North, longitude 35.7 West. Helene is moving
toward the north-northwest near 13 mph (20 km/h), and a turn
toward the north is expected later today. A turn toward the
northeast with an increase in forward speed is likely by the end of
the week.

Maximum sustained winds are near 90 mph (150 km/h) with higher
gusts. Gradual weakening is forecast over the next couple of days,
and Helene is expected to become a tropical storm on Thursday.

Hurricane-force winds extend outward up to 45 miles (75 km) from the
center and tropical-storm-force winds extend outward up to 175 miles
(280 km).

The estimated minimum central pressure is 977 mb (28.85 inches).


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


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

$$
Forecaster Zelinsky

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