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BULLETIN
Tropical Storm Helene Advisory Number  35
NWS National Hurricane Center Miami FL       AL082018
1100 PM AST Sat Sep 15 2018

...THE TROPICAL STORM WARNING FOR THE AZORES ISLANDS HAS BEEN
DISCONTINUED...

SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...41.2N 30.1W
ABOUT 195 MI...315 KM NNW OF FAIAL ISLAND IN THE CENTRAL AZORES
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...NE OR 50 DEGREES AT 25 MPH...41 KM/H
MINIMUM CENTRAL PRESSURE...989 MB...29.21 INCHES


WATCHES AND WARNINGS
--------------------

CHANGES WITH THIS ADVISORY:

The government of Portugal has discontinued the Tropical Storm
Warnings for all of the Azores Islands.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

None.

Interests in Ireland and the United Kingdom should consult products
from their local meteorological service for information about
potential impacts from Helene in those locations.  Local forecasts
and warnings for the UK can be found on the website of the UK Met
Office at https://www.metoffice.gov.uk/ .  Local forecasts and
warnings for Ireland can be found on the website of Met Eireann at
https://www.met.ie/ .


DISCUSSION AND OUTLOOK
----------------------
At 1100 PM AST (0300 UTC), the center of Tropical Storm Helene was
located near latitude 41.2 North, longitude 30.1 West.  Helene is
moving toward the northeast near 25 mph (41 km/h), and this motion
is expected to continue with an increase in forward speed during the
next couple of days.  On the forecast track, Helene should move away
from the Azores overnight and then approach Ireland and the United
Kingdom Sunday night and Monday.

Maximum sustained winds are near 60 mph (95 km/h) with higher gusts.
Some weakening is forecast, and Helene is expected to be an
extratropical cyclone when it reaches Ireland and the United
Kingdom.

Tropical-storm-force winds extend outward up to 185 miles (295 km)
from the center.  The Meteorological Service of Portugal reported
that a wind gust of 78 mph (126 km/h) occurred in Flores Island
when Helene passed to the north of that island.

The estimated minimum central pressure is 989 mb (29.21 inches).


HAZARDS AFFECTING LAND
----------------------
WIND:  Winds should continue to abate in the Azores.
morning.

SURF:  Swells generated by Helene are affecting portions of the
Azores.  These swells are likely to continue for another couple of
days and could cause life-threatening surf and rip current
conditions.  Please consult products from your local weather office.


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

$$
Forecaster Avila

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