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Tropical Storm Don Intermediate Advisory Number 2A
NWS National Hurricane Center Miami FL       AL052017
200 AM AST Tue Jul 18 2017

...DON FORECAST TO REACH THE WINDWARD ISLANDS BY TONIGHT...
...TROPICAL STORM WATCH ISSUED FOR BONAIRE...


SUMMARY OF 200 AM AST...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...11.4N 55.4W
ABOUT 300 MI..480 KM ESE OF BARBADOS
ABOUT 430 MI...690 KM E OF GRENADA
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 18 MPH...30 KM/H
MINIMUM CENTRAL PRESSURE...1009 MB...29.80 INCHES


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

The government of the Netherlands has issued a 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

A Tropical Storm Watch is in effect for...
* Barbados
* St. Lucia
* Bonaire

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

A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, in this case in the next 24 hours.

Interests in Trinidad and Tobago, Aruba, and Curacao should 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 200 AM AST (0600 UTC), the center of Tropical Storm Don was
located near latitude 11.4 North, longitude 55.4 West.  Don is
moving toward the west near 18 mph (30 km/h), and this general
motion, with an increase in forward speed, is expected through
Wednesday evening.  On the forecast track, the center of Don will
move across the Windward Islands tonight, and then move westward
across the southeastern Caribbean Sea on Wednesday.

Maximum sustained winds are near 45 mph (75 km/h) with higher gusts.
Some strengthening is possible through tonight while Don approaches
the Windward Islands.  Weakening is expected on Wednesday while Don
moves across the southeastern Caribbean Sea.

Tropical-storm-force winds extend outward up to 25 miles (35 km)
from the center.

The estimated minimum central pressure is 1009 mb (29.80 inches).


HAZARDS AFFECTING LAND
----------------------
WIND:  Tropical storm conditions are expected in the warning area
by late afternoon and tonight.  Tropical Storm conditions are
possible in the watch area by tonight.

RAINFALL:  Don is expected to produce total rain accumulations of 2
to 4 inches across the Windward Islands through Wednesday morning.


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

$$
Forecaster Stewart

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