Post by Nws Olney Maryland on Sept 6, 2011 10:14:37 GMT -5
BULLETIN
HURRICANE KATIA ADVISORY NUMBER 34
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
1100 AM AST TUE SEP 06 2011
...KATIA WEAKENS A LITTLE...TROPICAL STORM WATCH ISSUED FOR
BERMUDA...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...27.0N 65.9W
ABOUT 370 MI...600 KM S OF BERMUDA
MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...954 MB...28.17 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
THE BERMUDA WEATHER SERVICE HAS ISSUED A TROPICAL STORM WATCH FOR
BERMUDA.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* BERMUDA
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
FOR ADDITIONAL STORM INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY
THE BERMUDA WEATHER SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE KATIA WAS
LOCATED NEAR LATITUDE 27.0 NORTH...LONGITUDE 65.9 WEST. KATIA IS
MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/H...AND THIS MOTION
IS EXPECTED TO CONTINUE THROUGH WEDNESDAY...FOLLOWED BY A TURN
TOWARD THE NORTH-NORTHWEST AND NORTH BY THURSDAY. ON THE FORECAST
TRACK...THE CORE OF KATIA IS EXPECTED TO MOVE OVER THE WESTERN
ATLANTIC BETWEEN BERMUDA AND THE EAST COAST OF THE UNITED STATES.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 120 MPH...195
KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY THREE HURRICANE ON
THE SAFFIR-SIMPSON HURRICANE WIND SCALE. FLUCTUATIONS IN INTENSITY
ARE POSSIBLE THROUGH WEDNESDAY...AND WEAKENING IS EXPECTED BY
WEDNESDAY NIGHT AND THURSDAY. A HURRICANE HUNTER AIRCRAFT WILL
CHECK THE INTENSITY OF KATIA THIS AFTERNOON.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 65 MILES...100 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 954 MB...28.17 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.
WIND...TROPICAL-STORM-FORCE WINDS...ESPECIALLY IN GUSTS...ARE
POSSIBLE ON BERMUDA THROUGH THURSDAY.
RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
1 TO 2 INCHES ACROSS BERMUDA.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.
HURRICANE KATIA ADVISORY NUMBER 34
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
1100 AM AST TUE SEP 06 2011
...KATIA WEAKENS A LITTLE...TROPICAL STORM WATCH ISSUED FOR
BERMUDA...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...27.0N 65.9W
ABOUT 370 MI...600 KM S OF BERMUDA
MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...954 MB...28.17 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
THE BERMUDA WEATHER SERVICE HAS ISSUED A TROPICAL STORM WATCH FOR
BERMUDA.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* BERMUDA
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
FOR ADDITIONAL STORM INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY
THE BERMUDA WEATHER SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE KATIA WAS
LOCATED NEAR LATITUDE 27.0 NORTH...LONGITUDE 65.9 WEST. KATIA IS
MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/H...AND THIS MOTION
IS EXPECTED TO CONTINUE THROUGH WEDNESDAY...FOLLOWED BY A TURN
TOWARD THE NORTH-NORTHWEST AND NORTH BY THURSDAY. ON THE FORECAST
TRACK...THE CORE OF KATIA IS EXPECTED TO MOVE OVER THE WESTERN
ATLANTIC BETWEEN BERMUDA AND THE EAST COAST OF THE UNITED STATES.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 120 MPH...195
KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY THREE HURRICANE ON
THE SAFFIR-SIMPSON HURRICANE WIND SCALE. FLUCTUATIONS IN INTENSITY
ARE POSSIBLE THROUGH WEDNESDAY...AND WEAKENING IS EXPECTED BY
WEDNESDAY NIGHT AND THURSDAY. A HURRICANE HUNTER AIRCRAFT WILL
CHECK THE INTENSITY OF KATIA THIS AFTERNOON.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 65 MILES...100 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 954 MB...28.17 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.
WIND...TROPICAL-STORM-FORCE WINDS...ESPECIALLY IN GUSTS...ARE
POSSIBLE ON BERMUDA THROUGH THURSDAY.
RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
1 TO 2 INCHES ACROSS BERMUDA.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.