[Tropical] Public Tropical Cyclone Advisory

[EMWIN Server]

WTNT35 KNHC 150834
TCPAT5

BULLETIN
TROPICAL STORM IAN ADVISORY NUMBER  12
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL102016
500 AM AST THU SEP 15 2016

...IAN ACCELERATING NORTH-NORTHEASTWARD...
...EXPECTED TO REMAIN A POWERFUL CYCLONE AS IT BECOMES
POST-TROPICAL...


SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...35.5N 52.4W
ABOUT 745 MI...1195 KM ENE OF BERMUDA
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...NNE OR 25 DEGREES AT 20 MPH...31 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES


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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 500 AM AST (0900 UTC), the center of Tropical Storm Ian was
located near latitude 35.5 North, longitude 52.4 West.  Ian is
moving toward the north-northeast near 20 mph (31 km/h).  A turn
toward the northeast and an increase in forward speed are expected
today, followed by a further increase in forward speed tonight and
Friday.

Maximum sustained winds are near 50 mph (85 km/h) with higher gusts.
Some strengthening is forecast during the next 48 hours, and Ian is
expected to remain a powerful cyclone while it loses tropical
characteristics by Friday.

Tropical-storm-force winds extend outward up to 175 miles (280 km)
from the center.

The estimated minimum central pressure is 998 mb (29.47 inches).


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


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

$$
Forecaster Brennan
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