Post by Nws Olney Maryland on Sept 9, 2011 15:44:05 GMT -5
BULLETIN
HURRICANE KATIA ADVISORY NUMBER 41
NWS NATIONAL HURRICANE CENTER OLNEY MD AL122011
500 AM AST THU SEP 08 2011
...KATIA TURNS NORTHWARD BETWEEN BERMUDA AND THE EAST COAST OF THE
UNITED STATES...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...32.0N 70.2W
ABOUT 315 MI...510 KM W OF BERMUDA
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H
PRESENT MOVEMENT...N OR 350 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...970 MB...28.64 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 AM AST...0900 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED
NEAR LATITUDE 32.0 NORTH...LONGITUDE 70.2 WEST. KATIA IS MOVING
TOWARD THE NORTH NEAR 14 MPH...22 KM/H. A TURN TOWARD THE NORTHEAST
WITH AN INCREASE IN FORWARD SPEED IS EXPECTED TONIGHT. ON THE
FORECAST TRACK...THE CENTER OF KATIA WILL CONTINUE TO MOVE BETWEEN
THE EAST COAST OF THE UNITED STATES AND BERMUDA THROUGH TODAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 90 MPH...150 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 COUPLE OF DAYS.
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 230
MILES...370 KM. A NOAA DATA BUOY LOCATED ABOUT 40 MILES EAST OF THE
CENTER RECENTLY REPORTED A SUSTAINED WIND OF 87 MPH...141 KM/H...
WITH A GUST TO 107 MPH...172 KM/H.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES. THE
AFOREMENTIONED BUOY ALSO REPORTED A MINIMUM PRESSURE OF 980 MB.
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 COUPLE OF 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
STILL POSSIBLE IN BERMUDA THROUGH TODAY.
RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
1 TO 2 INCHES ACROSS BERMUDA.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST
HURRICANE KATIA ADVISORY NUMBER 41
NWS NATIONAL HURRICANE CENTER OLNEY MD AL122011
500 AM AST THU SEP 08 2011
...KATIA TURNS NORTHWARD BETWEEN BERMUDA AND THE EAST COAST OF THE
UNITED STATES...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...32.0N 70.2W
ABOUT 315 MI...510 KM W OF BERMUDA
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H
PRESENT MOVEMENT...N OR 350 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...970 MB...28.64 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 AM AST...0900 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED
NEAR LATITUDE 32.0 NORTH...LONGITUDE 70.2 WEST. KATIA IS MOVING
TOWARD THE NORTH NEAR 14 MPH...22 KM/H. A TURN TOWARD THE NORTHEAST
WITH AN INCREASE IN FORWARD SPEED IS EXPECTED TONIGHT. ON THE
FORECAST TRACK...THE CENTER OF KATIA WILL CONTINUE TO MOVE BETWEEN
THE EAST COAST OF THE UNITED STATES AND BERMUDA THROUGH TODAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 90 MPH...150 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 COUPLE OF DAYS.
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 230
MILES...370 KM. A NOAA DATA BUOY LOCATED ABOUT 40 MILES EAST OF THE
CENTER RECENTLY REPORTED A SUSTAINED WIND OF 87 MPH...141 KM/H...
WITH A GUST TO 107 MPH...172 KM/H.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES. THE
AFOREMENTIONED BUOY ALSO REPORTED A MINIMUM PRESSURE OF 980 MB.
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 COUPLE OF 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
STILL POSSIBLE IN BERMUDA THROUGH TODAY.
RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
1 TO 2 INCHES ACROSS BERMUDA.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST