315
WTNT31 KNHC 311448
TCPAT1

BULLETIN
Hurricane Irma Advisory Number 5
NWS National Hurricane Center Miami FL AL112017
1100 AM AST Thu Aug 31 2017

...HURRICANE IRMA RAPIDLY INTENSIFYING OVER THE EASTERN ATLANTIC...


SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...16.9N 33.8W
ABOUT 650 MI...1050 KM W OF THE CABO VERDE ISLANDS
ABOUT 1845 MI...2975 KM E OF THE LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...979 MB...28.91 INCHES


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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 1100 AM AST (1500 UTC), the center of Hurricane Irma was located
near latitude 16.9 North, longitude 33.8 West. Irma is moving toward
the west-northwest near 10 mph (17 km/h). This general motion is
forecast through early Friday, followed by a generally westward
motion on Saturday.

Maximum sustained winds have increased to near 100 mph (155 km/h)
with higher gusts. Irma is forecast to become a major hurricane by
tonight and is expected to be an extremely dangerous hurricane for
the next several days.

Hurricane-force winds extend outward up to 15 miles (30 km) from the
center and tropical-storm-force winds extend outward up to 80 miles
(130 km).

The estimated minimum central pressure is 979 mb (28.91 inches).


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


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

$$
Forecaster Blake

Jeff Berger
Visiting SXM Since 1978