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BULLETIN
Potential Tropical Cyclone Six Advisory Number   5
NWS National Hurricane Center Miami FL       AL062018
1100 AM AST Fri Aug 31 2018

...A TROPICAL STORM HAS NOT FORMED YET BUT STRONG GUSTY
WINDS AND HEAVY RAINS ARE STILL EXPECTED OVER THE SOUTHERN CABO
VERDE ISLANDS LATER TODAY...


SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...13.7N 22.7W
ABOUT 135 MI...220 KM SE OF THE SOUTHERNMOST CABO VERDE ISLANDS
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 13 MPH...20 KM/H
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:

None.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

A Tropical Storm Warning is in effect for...
* Cabo Verde Islands of Santiago, Fogo, and Brava

A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area, in this case within the
next 12 to 24 hours.

For storm information specific to your area, please monitor products
issued by your national meteorological service.


DISCUSSION AND OUTLOOK
----------------------
At 1100 AM AST (1500 UTC), the disturbance was centered near
latitude 13.7 North, longitude 22.7 West. The system is moving
toward the west-northwest near 13 mph (20 km/h), and this motion
with a slight increase in forward speed is expected to continue for
the next three to four days.  On the forecast track, the disturbance
is expected to move near or over the southern Cabo Verde Islands as
a tropical storm later today and tonight.

Maximum sustained winds are near 35 mph (55 km/h) with higher gusts.
Strengthening is forecast during the next several days, and the
disturbance is expected to become a tropical storm later today
or Saturday.

Environmental conditions are favorable for the system to become a
tropical cyclone later today.
* Formation chance through 48 hours... high...90 percent
* Formation chance through 5 days...high...90 percent

The estimated minimum central pressure is 1006 mb (29.71 inches).


HAZARDS AFFECTING LAND
----------------------
RAINFALL:  The system could produce total rain accumulations of 2
to 4 inches across the southern Cabo Verde Islands with isolated
maximum totals of 8 inches possible.  These rains could produce
life-threatening flash floods.

WINDS:  Tropical storm conditions are expected in the southern Cabo
Verde Islands later today and tonight.


NEXT ADVISORY
-------------
Next intermediate advisory at 200 PM AST.
Next complete advisory at 500 PM AST.

$$
Forecaster Avila

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