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HURRICANE DENNIS FORECAST/ADVISORY NUMBER  17
NATIONAL WEATHER SERVICE MIAMI FL   AL0599
0300Z SAT AUG 28 1999
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE EAST COAST OF
FLORIDA FROM SEBASTIAN INLET TO FLAGLER BEACH. A HURRICANE WATCH
REMAINS IN EFFECT FROM SEBASTIAN INLET NORTHWARD TO FERNANDINA
BEACH. THE TROPICAL STORM WARNING AND THE HURRICANE WATCH MAY BE
ADJUSTED NORTHWARD AS THE HURRICANE MOVES PARALLEL TO THE EAST
FLORIDA COAST.
 
HURRICANE WARNINGS ARE IN EFFECT FOR...ELEUTHERA...THE ABACOS...
BERRY AND GRAND BAHAMA ISLANDS.
 
PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO
COMPLETION IN THE HURRICANE WARNING AREA.
 
RESIDENTS ALONG THE SOUTHEAST COAST OF THE UNITED STATES FROM
CENTRAL FLORIDA THROUGH NORTH CAROLINA SHOULD CLOSELY MONITOR
THE PROGRESS OF DENNIS.
 
HURRICANE CENTER LOCATED NEAR 26.4N  76.5W AT 28/0300Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE WEST NORTHWEST OR 300 DEGREES AT  6 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  980 MB
EYE DIAMETER  35 NM
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  85 KT
64 KT....... 25NE   0SE   0SW   0NW
50 KT....... 90NE  25SE   0SW  20NW
34 KT.......125NE 125SE  75SW 125NW
12 FT SEAS..150NE 150SE 100SW 150NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 26.4N  76.5W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 26.0N  76.3W
 
FORECAST VALID 28/1200Z 26.9N  77.3W
MAX WIND  80 KT...GUSTS  95 KT
64 KT... 25NE   0SE   0SW   0NW
50 KT... 90NE  25SE   0SW  20NW
34 KT...125NE 125SE  75SW 125NW
 
FORECAST VALID 29/0000Z 27.6N  78.2W
MAX WIND  90 KT...GUSTS 110 KT
64 KT... 30NE  20SE  20SW  30NW
50 KT... 90NE  50SE  25SW  60NW
34 KT...125NE 125SE  75SW 125NW
 
FORECAST VALID 29/1200Z 28.8N  78.9W
MAX WIND  95 KT...GUSTS 115 KT
64 KT... 40NE  40SE  30SW  40NW
50 KT... 90NE  75SE  50SW  75NW
34 KT...125NE 125SE  75SW 125NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 26.4N  76.6W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 30/0000Z 30.0N  79.5W
MAX WIND 100 KT...GUSTS 120 KT
50 KT... 90NE  75SE  50SW  75NW
 
OUTLOOK VALID 31/0000Z 32.5N  79.5W
MAX WIND 100 KT...GUSTS 120 KT
50 KT... 90NE  75SE  50SW  75NW
 
NEXT ADVISORY AT 28/0900Z
 
GUINEY
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT5 AND WMO HEADER WTNT75 KNHC.
 
 
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