Caribbean-On-Line's Caribbean Hurricane Blog



HURRICANE BERTHA ADVISORY NUMBER 30

Published on July 10, 2008 12:26 PM | Comments

HURRICANE BERTHA ADVISORY NUMBER 30 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008 1100 AM AST THU JUL 10 2008

...WEAKER BERTHA MOVING NORTHWESTWARD...SWELLS NOW AFFECTING BERMUDA...

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 1100 AM AST...1500Z...THE CENTER OF HURRICANE BERTHA WAS LOCATED NEAR LATITUDE 26.5 NORTH...LONGITUDE 60.2 WEST OR ABOUT 485 MILES... 785 KM...SOUTHEAST OF BERMUDA.

BERTHA IS MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/HR. A GRADUAL TURN TOWARD THE NORTH AND A DECREASE IN FORWARD SPEED ARE EXPECTED DURING THE NEXT COUPLE OF DAYS.

MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 90 MPH... 150 KM/HR...WITH HIGHER GUSTS...MAKING BERTHA A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. WHILE BERTHA HAS WEAKENED THIS MORNING...IT COULD RE-INTENSIFY 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.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 977 MB...28.85 INCHES.

LARGE SWELLS AND HIGH SURF HAVE STARTED TO AFFECTED BERMUDA. THESE CONDITIONS ARE EXPECTED TO PERSIST FOR THE NEXT FEW DAYS.

REPEATING THE 1100 AM AST POSITION...26.5 N...60.2 W. MOVEMENT TOWARD...NORTHWEST NEAR 9 MPH. MAXIMUM SUSTAINED WINDS...90 MPH. MINIMUM CENTRAL PRESSURE...977 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 PM AST.



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