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BULLETIN
Hurricane Irma Advisory Number  12
NWS National Hurricane Center Miami FL       AL112017
500 AM AST Sat Sep 02 2017

...IRMA CONTINUES TO FLUCTUATE IN STRENGTH BUT REMAINS A POWERFUL
HURRICANE...


SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...19.0N 41.8W
ABOUT 1320 MI...2120 KM E OF THE LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/H
PRESENT MOVEMENT...W OR 270 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...970 MB...28.65 INCHES


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

Interests in the northern Leeward Islands should monitor the
progress of this system.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 500 AM AST (0900 UTC), the center of Hurricane Irma was located
near latitude 19.0 North, longitude 41.8 West. Irma is moving toward
the west near 14 mph (22 km/h).  A west-southwest motion is
expected during the next couple of days.

Maximum sustained winds are near 110 mph (175 km/h) with higher
gusts.  Fluctuations in strength, up or down, are possible during
the next couple of days, but Irma is expected to remain a powerful
hurricane into early next week.

Hurricane-force winds extend outward up to 25 miles (35 km) from the
center and tropical-storm-force winds extend outward up to 70 miles
(110 km).

The estimated minimum central pressure is 970 mb (28.65 inches).


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


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

$$
Forecaster Cangialosi

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