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WTNT32 KNHC 072049
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BULLETIN
HURRICANE KATIA ADVISORY NUMBER  39
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL122011
500 PM AST WED SEP 07 2011

...KATIA TO PASS BETWEEN BERMUDA AND THE EAST COAST OF THE UNITED
STATES TONIGHT AND THURSDAY...


SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...29.9N 69.7W
ABOUT 335 MI...535 KM WSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/H
PRESENT MOVEMENT...NW OR 320 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...982 MB...29.00 INCHES


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

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

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

FOR ADDITIONAL STORM INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY
THE BERMUDA WEATHER SERVICE.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED
NEAR LATITUDE 29.9 NORTH...LONGITUDE 69.7 WEST.  KATIA IS MOVING
TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/H.  A TURN TOWARD
THE NORTH-NORTHWEST IS EXPECTED TONIGHT...FOLLOWED BY A TURN
TOWARD THE NORTH AND THEN THE NORTH-NORTHEAST WITH AN INCREASE IN
FORWARD SPEED LATE THURSDAY AND EARLY FRIDAY.  ON THE FORECAST
TRACK...THE CENTER OF KATIA WILL MOVE BETWEEN THE EAST COAST OF
THE UNITED STATES AND BERMUDA TONIGHT AND THURSDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/H...WITH HIGHER
GUSTS.  KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE.  LITTLE CHANGE IN STRENGTH IS FORECAST DURING
THE NEXT 48 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.  A NOAA BUOY LOCATED ABOUT 150 MILES NORTH OF THE
CENTER OF KATIA RECENTLY REPORTED A SUSTAINED WIND OF 49 MPH WITH
A GUST TO 59 MPH.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 982 MB...29.00 INCHES.


HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT MOST
OF THE EAST COAST OF THE UNITED STATES...BERMUDA...AND EAST-FACING
BEACHES OF THE BAHAMAS DURING THE NEXT FEW DAYS.  THESE SWELLS ARE
LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS.
PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER SERVICE OFFICE FOR
ADDITIONAL INFORMATION.

WIND...TROPICAL-STORM-FORCE WINDS...ESPECIALLY IN GUSTS...ARE
POSSIBLE IN BERMUDA THROUGH THURSDAY.

RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
1 TO 2 INCHES ACROSS BERMUDA.


NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...800 PM AST.
NEXT COMPLETE ADVISORY...1100 PM AST.

$$
FORECASTER BROWN


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