Post by Nws Olney Maryland on Sept 6, 2011 10:10:53 GMT -5
BULLETIN
HURRICANE KATIA ADVISORY NUMBER 33
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
500 AM AST TUE SEP 06 2011
...MAJOR HURRICANE KATIA MOVING STEADILY NORTHWESTWARD...DANGEROUS
RIP CURRENTS REMAIN THE MAIN HAZARD ALONG THE U.S. EAST COAST AND
BERMUDA...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...26.5N 65.1W
ABOUT 400 MI...645 KM S OF BERMUDA
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...950 MB...28.05 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 HURRICANE KATIA WAS LOCATED
NEAR LATITUDE 26.5 NORTH...LONGITUDE 65.1 WEST. KATIA IS MOVING
TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/H. THIS GENERAL MOTION
IS EXPECTED TO CONTINUE THROUGH WEDNESDAY...FOLLOWED BY A TURN
TOWARD THE NORTH-NORTHWEST BY THURSDAY.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 125 MPH...205
KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY THREE HURRICANE ON
THE SAFFIR-SIMPSON WIND SCALE. SOME FLUCTUATIONS IN STRENGTH ARE
POSSIBLE DURING THE NEXT 24 HOURS...FOLLOWED BY SLOW WEAKENING.
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 60 MILES...95 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 950 MB...28.05 INCHES.
HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT MOST
OF THE EAST COAST OF THE UNITED STATES...BERMUDA...THE GREATER
ANTILLES...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.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.
HURRICANE KATIA ADVISORY NUMBER 33
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
500 AM AST TUE SEP 06 2011
...MAJOR HURRICANE KATIA MOVING STEADILY NORTHWESTWARD...DANGEROUS
RIP CURRENTS REMAIN THE MAIN HAZARD ALONG THE U.S. EAST COAST AND
BERMUDA...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...26.5N 65.1W
ABOUT 400 MI...645 KM S OF BERMUDA
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...950 MB...28.05 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 HURRICANE KATIA WAS LOCATED
NEAR LATITUDE 26.5 NORTH...LONGITUDE 65.1 WEST. KATIA IS MOVING
TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/H. THIS GENERAL MOTION
IS EXPECTED TO CONTINUE THROUGH WEDNESDAY...FOLLOWED BY A TURN
TOWARD THE NORTH-NORTHWEST BY THURSDAY.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 125 MPH...205
KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY THREE HURRICANE ON
THE SAFFIR-SIMPSON WIND SCALE. SOME FLUCTUATIONS IN STRENGTH ARE
POSSIBLE DURING THE NEXT 24 HOURS...FOLLOWED BY SLOW WEAKENING.
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 60 MILES...95 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 950 MB...28.05 INCHES.
HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT MOST
OF THE EAST COAST OF THE UNITED STATES...BERMUDA...THE GREATER
ANTILLES...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.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.