Thursday, August 16, 2007

Dean upgraded to hurricane status overnight


Here is an excerpt from the latest advisory on Dean from the National Hurricane Center:

BULLETIN HURRICANE DEAN INTERMEDIATE ADVISORY NUMBER 12A...
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007800 AM AST THU AUG 16 2007

...STRENGTHENING DEAN SPEEDS TOWARD THE LESSER ANTILLES...

A HURRICANE WARNING REMAINS IN EFFECT FOR THE ISLANDS OF DOMINICA AND ST. LUCIA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION.

AT 800 AM AST...1200Z...THE CENTER OF HURRICANE DEAN WAS LOCATED NEAR LATITUDE 13.5 NORTH...LONGITUDE 53.3 WEST OR ABOUT 415 MILES... 665 KM...EAST OF BARBADOS AND ABOUT 510 MILES...820 KM...EAST OFMARTINIQUE. DEAN IS MOVING QUICKLY TOWARD THE WEST NEAR 24 MPH...39 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. THIS MOTION SHOULD BRING THE CENTER OF DEAN NEAR THE LESSER ANTILLES ON FRIDAY.

MAXIMUM SUSTAINED WINDS HAVE INCREASED TO 80 MPH...130 KM/HR...WITH HIGHER GUSTS. DEAN IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. ADDITIONAL STRENGTHENING IS FORECAST DURING THENEXT 24 HOURS. AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT WILL INVESTIGATE DEAN THIS AFTERNOON.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 985 MB...29.09 INCHES. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1100 AM AST. $$FORECASTER BLAKE/AVILA

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