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TROPICAL STORM DEAN FORECAST/ADVISORY NUMBER   4
NATIONAL WEATHER SERVICE MIAMI FL   AL0501
0900Z THU AUG 23 2001
 
A TROPICAL STORM WARNING IS IN EFFECT FOR THE SOUTHEASTERN BAHAMAS
INCLUDING ACKLINS ISLAND...CROOKED ISLAND...THE INAGUAS...
MAYAGUANA...AND THE RAGGED ISLANDS...AS WELL AS FOR THE TURKS AND
CAICOS ISLANDS.  A TROPICAL STORM WATCH IS IN EFFECT FOR THE CENTRAL
BAHAMAS INCLUDING CAT ISLAND...THE EXUMAS...LONG ISLAND...RUM
CAY...AND SAN SALVADOR.
 
TROPICAL STORM CENTER LOCATED NEAR 21.1N  69.5W AT 23/0900Z
POSITION ACCURATE WITHIN  45 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR  300 DEGREES AT 15 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1010 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT....... 30NE  30SE   0SW   0NW.
34 KT.......150NE  90SE   0SW  30NW.
12 FT SEAS..150NE  90SE   0SW  90NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 21.1N  69.5W AT 23/0900Z
AT 23/0600Z CENTER WAS LOCATED NEAR 20.7N  68.9W
 
FORECAST VALID 23/1800Z 22.3N  71.4W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE  30SE   0SW   0NW.
34 KT...150NE  90SE   0SW  30NW.
 
FORECAST VALID 24/0600Z 24.1N  72.5W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 30NE  30SE  30SW  30NW.
34 KT...120NE  60SE  60SW 120NW.
 
FORECAST VALID 24/1800Z 26.1N  72.5W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 25NE  25SE  25SW  25NW.
50 KT... 50NE  50SE  50SW  50NW.
34 KT...125NE 100SE  75SW 125NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.1N  69.5W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 25/0600Z 27.9N  71.7W
MAX WIND  70 KT...GUSTS  85 KT.
50 KT... 50NE  50SE  30SW  30NW.
34 KT...125NE 125SE  75SW 100NW.
 
OUTLOOK VALID 26/0600Z 32.0N  69.5W
MAX WIND  75 KT...GUSTS  90 KT.
50 KT... 50NE  50SE  30SW  30NW.
34 KT...125NE 125SE  75SW 100NW.
 
NEXT ADVISORY AT 23/1500Z
 
FORECASTER STEWART
 
 
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