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WTNT34 KNHC 101751
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BULLETIN
TROPICAL STORM SEAN INTERMEDIATE ADVISORY NUMBER  10A
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL192011
100 PM EST THU NOV 10 2011

...AIRCRAFT CONFIRMS 65 MPH WINDS IN SEAN...


SUMMARY OF 100 PM EST...1800 UTC...INFORMATION
----------------------------------------------
LOCATION...30.5N 70.0W
ABOUT 330 MI...535 KM WSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H
PRESENT MOVEMENT...NE OR 45 DEGREES AT 9 MPH...14 KM/H
MINIMUM CENTRAL PRESSURE...983 MB...29.03 INCHES


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

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BERMUDA

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 24
HOURS.

INTERESTS IN BERMUDA SHOULD MONITOR PRODUCTS ISSUED BY THE BERMUDA
WEATHER SERVICE.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 PM EST...1800 UTC...THE CENTER OF TROPICAL STORM SEAN WAS
LOCATED NEAR LATITUDE 30.5 NORTH...LONGITUDE 70.0 WEST. SEAN IS
MOVING TOWARD THE NORTHEAST NEAR 9 MPH...14 KM/H...AND THIS MOTION
IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS WITH AN INCREASE
IN FORWARD SPEED.

MAXIMUM SUSTAINED WINDS REMAIN NEAR 65 MPH...100 KM/H...WITH HIGHER
GUSTS.  SOME STRENGTHENING IS POSSIBLE DURING THE NEXT DAY OR
SO...AND SEAN COULD STILL BECOME A HURRICANE. HOWEVER...WEAKENING
IS EXPECTED TO BEGIN BY LATE FRIDAY.

TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 255 MILES...410 KM
FROM THE CENTER.

THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE
RECONNAISSANCE AIRCRAFT IS 983 MB...29.03 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED ON BERMUDA BY THIS
EVENING.

RAINFALL...SEAN IS EXPECTED TO PRODUCE 1 TO 3 INCHES OF RAIN ON
BERMUDA.

SURF...SWELLS GENERATED BY SEAN ARE AFFECTING PORTIONS OF THE
SOUTHEASTERN COAST OF THE UNITED STATES AND BERMUDA...CAUSING
LIFE-THREATENING SURF AND RIP CURRENTS. PLEASE SEE STATEMENTS FROM
YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE FOR MORE DETAILS.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...400 PM EST.

$$
FORECASTER BLAKE



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