Tropical Storm BERTHA

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TROPICAL STORM BERTHA FORECAST/ADVISORY NUMBER  55
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL022008
2100 UTC WED JUL 16 2008

TROPICAL STORM CENTER LOCATED NEAR 36.1N  60.5W AT 16/2100Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE SOUTHEAST OR 140 DEGREES AT   4 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  995 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 70NE  90SE  50SW  50NW.
34 KT.......100NE 120SE 100SW 100NW.
12 FT SEAS..150NE 180SE 150SW 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 36.1N  60.5W AT 16/2100Z
AT 16/1800Z CENTER WAS LOCATED NEAR 36.3N  60.7W
 
FORECAST VALID 17/0600Z 35.5N  59.9W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 60NE  75SE  75SW  60NW.
34 KT...100NE 120SE 120SW 100NW.
 
FORECAST VALID 17/1800Z 34.7N  58.1W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 60NE  75SE  75SW  60NW.
34 KT...100NE 120SE 120SW 100NW.
 
FORECAST VALID 18/0600Z 35.1N  55.6W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 60NE  75SE  75SW  60NW.
34 KT...100NE 120SE 120SW 100NW.
 
FORECAST VALID 18/1800Z 36.9N  53.1W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 60NE  75SE  60SW  60NW.
34 KT...100NE 120SE 100SW 100NW.
 
FORECAST VALID 19/1800Z 41.5N  47.5W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 45NE  60SE  45SW  45NW.
34 KT...100NE 150SE 100SW 100NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 20/1800Z 46.5N  41.0W...EXTRATROPICAL
MAX WIND  45 KT...GUSTS  55 KT.
 
OUTLOOK VALID 21/1800Z 52.5N  32.5W...EXTRATROPICAL
MAX WIND  45 KT...GUSTS  55 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 36.1N  60.5W
 
NEXT ADVISORY AT 17/0300Z
 
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FORECASTER BLAKE
 
 
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