000 WTNT32 KNHC 132343 TCPAT2 BULLETIN TROPICAL STORM BERTHA INTERMEDIATE ADVISORY NUMBER 43A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008 800 PM AST SUN JUL 13 2008 ...BERTHA DRIFTING NORTHWESTWARD... A TROPICAL STORM WARNING IS IN EFFECT FOR BERMUDA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 800 PM AST...0000Z...THE CENTER OF TROPICAL STORM BERTHA WAS LOCATED NEAR LATITUDE 30.3 NORTH...LONGITUDE 63.1 WEST OR ABOUT 170 MILES...275 KM...SOUTHEAST OF BERMUDA. BERTHA HAS BEEN MOVING SLOWLY NORTHWESTWARD NEAR 2 MPH...4 KM/HR DURING THE PAST SEVERAL HOURS. A GRADUAL TURN TO THE NORTH IS EXPECTED DURING THE NEXT 24 TO 36 HOURS. ON THIS TRACK...THE CENTER OF BERTHA IS EXPECTED TO SLOWLY PASS NOT FAR TO THE SOUTHEAST AND EAST OF BERMUDA DURING THE NEXT DAY OR TWO. MAXIMUM SUSTAINED WINDS REMAIN NEAR 65 MPH...100 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT COUPLE OF DAYS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES. LARGE SWELLS AND HIGH SURF ARE AFFECTING BERMUDA...AND THESE CONDITIONS ARE EXPECTED TO PERSIST FOR THE NEXT COUPLE OF DAYS. THE OUTER BANDS OF BERTHA COULD PRODUCE RAINFALL AMOUNTS IN BERMUDA OF 2 TO 4 INCHES WITHIN THE NEXT COUPLE OF DAYS. REPEATING THE 800 PM AST POSITION...30.3 N...63.1 W. MOVEMENT TOWARD...NORTHWEST NEAR 2 MPH. MAXIMUM SUSTAINED WINDS...65 MPH. MINIMUM CENTRAL PRESSURE...990 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1100 PM AST. $$ FORECASTER BROWN/KNABB