Post by NHC Olney Maryland on Jul 10, 2008 9:39:58 GMT -5
BULLETIN
HURRICANE BERTHA ADVISORY NUMBER 29
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD
500 AM AST THU JUL 10 2008
...BERTHA MOVING A LITTLE SLOWER TO THE NORTHWEST...
IT IS STILL TOO EARLY TO DETERMINE THE EXTENT TO WHICH BERTHA COULD
IMPACT BERMUDA. INTERESTS ON THAT ISLAND SHOULD CLOSELY MONITOR
THE PROGRESS OF BERTHA DURING THE NEXT SEVERAL DAYS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
AT 500 AM AST...0900Z...THE CENTER OF HURRICANE BERTHA WAS LOCATED
NEAR LATITUDE 26.0 NORTH...LONGITUDE 59.4 WEST OR ABOUT 545 MILES...
875 KM...SOUTHEAST OF BERMUDA.
BERTHA IS MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/HR. A
GRADUAL TURN TOWARD THE NORTH WITH A DECREASE IN FORWARD SPEED IS
EXPECTED DURING THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 105 MPH...165 KM/HR...WITH HIGHER
GUSTS. BERTHA IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME STRENGTHENING IS POSSIBLE DURING THE NEXT 24 HOURS.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140
MILES...220 KM.
MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES.
LARGE SWELLS AND HIGH SURF ARE EXPECTED TO AFFECT PORTIONS OF
BERMUDA DURING THE NEXT FEW DAYS.
REPEATING THE 500 AM AST POSITION...26.0 N...59.4 W. MOVEMENT
TOWARD...NORTHWEST NEAR 9 MPH. MAXIMUM SUSTAINED WINDS...105 MPH.
MINIMUM CENTRAL PRESSURE...970 MB.
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
1100 AM AST.
HURRICANE BERTHA ADVISORY NUMBER 29
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD
500 AM AST THU JUL 10 2008
...BERTHA MOVING A LITTLE SLOWER TO THE NORTHWEST...
IT IS STILL TOO EARLY TO DETERMINE THE EXTENT TO WHICH BERTHA COULD
IMPACT BERMUDA. INTERESTS ON THAT ISLAND SHOULD CLOSELY MONITOR
THE PROGRESS OF BERTHA DURING THE NEXT SEVERAL DAYS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
AT 500 AM AST...0900Z...THE CENTER OF HURRICANE BERTHA WAS LOCATED
NEAR LATITUDE 26.0 NORTH...LONGITUDE 59.4 WEST OR ABOUT 545 MILES...
875 KM...SOUTHEAST OF BERMUDA.
BERTHA IS MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/HR. A
GRADUAL TURN TOWARD THE NORTH WITH A DECREASE IN FORWARD SPEED IS
EXPECTED DURING THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 105 MPH...165 KM/HR...WITH HIGHER
GUSTS. BERTHA IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME STRENGTHENING IS POSSIBLE DURING THE NEXT 24 HOURS.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140
MILES...220 KM.
MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES.
LARGE SWELLS AND HIGH SURF ARE EXPECTED TO AFFECT PORTIONS OF
BERMUDA DURING THE NEXT FEW DAYS.
REPEATING THE 500 AM AST POSITION...26.0 N...59.4 W. MOVEMENT
TOWARD...NORTHWEST NEAR 9 MPH. MAXIMUM SUSTAINED WINDS...105 MPH.
MINIMUM CENTRAL PRESSURE...970 MB.
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
1100 AM AST.