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BULLETIN
Tropical Storm Don Intermediate Advisory Number 5A
NWS National Hurricane Center Miami FL       AL052017
800 PM AST Tue Jul 18 2017

...DON ACCELERATING WESTWARD AS IT APPROACHES GRENADA...


SUMMARY OF 800 PM AST...0000 UTC...INFORMATION
----------------------------------------------
LOCATION...11.9N 61.4W
ABOUT 25 MI...40 KM SE OF GRENADA
ABOUT 100 MI...155 KM S OF ST. VINCENT
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...W OR 275 DEGREES AT 23 MPH...37 KM/H
MINIMUM CENTRAL PRESSURE...1011 MB...29.85 INCHES


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

The government of the Netherlands has discontinued the Tropical
Storm Watch for Bonaire.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

A Tropical Storm Warning is in effect for...
* Grenada
* St. Vincent and the Grenadines

Interests in Trinidad and Tobago, Bonaire, Curacao, and Aruba should
continue to monitor the progress of Don.

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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 800 PM AST (0000 UTC), the center of Tropical Storm Don was
located near latitude 11.9 North, longitude 61.4 West.  Don is
moving toward the west near 23 mph (37 km/h).  This general motion
is expected through Wednesday.  On the forecast track, the center of
Don will move across the Windward Islands within the next few hours,
and then move westward across the southeastern Caribbean Sea late
tonight and Wednesday.

Maximum sustained winds are near 40 mph (65 km/h) with higher
gusts.  Little change in strength is forecast during the next 24
hours.  The system is forecast to degenerate into a trough of low
pressure tonight or Wednesday.

Tropical-storm-force winds extend outward up to 35 miles (55 km)
from the center.

The estimated minimum central pressure is 1011 mb (29.85 inches).


HAZARDS AFFECTING LAND
----------------------
WIND:  Tropical storm conditions are expected to spread across the
Windward Islands within the warning area during the next several
hours.

RAINFALL:  Don is expected to produce total rain accumulations of
3 to 6 inches, with isolated higher amounts, across Trinidad and
Tobago and the southern Windward Islands through Wednesday.  These
rains could produce life-threatening flash floods and mudslides,
especially in mountainous areas.


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

$$
Forecaster Berg

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