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TROPICAL STORM ALBERTO FORECAST/ADVISORY NUMBER  21
NATIONAL WEATHER SERVICE MIAMI FL   AL0300
0900Z WED AUG 09 2000
 
TROPICAL STORM CENTER LOCATED NEAR 20.8N  48.7W AT 09/0900Z
POSITION ACCURATE WITHIN  60 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT 12 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  990 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 50NE  50SE  50SW  50NW.
34 KT....... 80NE  80SE  80SW  80NW.
12 FT SEAS..120NE  80SE  80SW 120NW.
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 20.8N  48.7W AT 09/0900Z
AT 09/0600Z CENTER WAS LOCATED NEAR 20.4N  48.3W
 
FORECAST VALID 09/1800Z 22.1N  50.2W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 50NE  50SE  50SW  50NW.
34 KT... 80NE  80SE  80SW  80NW.
 
FORECAST VALID 10/0600Z 23.5N  52.5W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 50NE  50SE  50SW  50NW.
34 KT... 80NE  80SE  80SW  80NW.
 
FORECAST VALID 10/1800Z 25.0N  54.5W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  50SE  50SW  50NW.
34 KT... 80NE  80SE  80SW  80NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.8N  48.7W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 11/0600Z 27.0N  56.0W
MAX WIND  65 KT...GUSTS  80 KT.
50 KT... 50NE  50SE  50SW  50NW.
 
OUTLOOK VALID 12/0600Z 31.5N  59.0W
MAX WIND  75 KT...GUSTS  90 KT.
50 KT... 60NE  60SE  60SW  60NW.
 
NEXT ADVISORY AT 09/1500Z
 
FORECASTER AVILA
 
 
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