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Hurricane BERTHA


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HURRICANE BERTHA FORECAST/ADVISORY NUMBER  21
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL022008
0900 UTC TUE JUL 08 2008
 
HURRICANE CENTER LOCATED NEAR 21.4N  53.3W AT 08/0900Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  955 MB
EYE DIAMETER  15 NM
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 130 KT.
64 KT....... 25NE  20SE  15SW  25NW.
50 KT....... 50NE  40SE  30SW  50NW.
34 KT.......100NE  60SE  40SW 100NW.
12 FT SEAS..270NE 180SE 150SW 270NW.
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 21.4N  53.3W AT 08/0900Z
AT 08/0600Z CENTER WAS LOCATED NEAR 21.1N  52.9W
 
FORECAST VALID 08/1800Z 22.2N  54.4W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 25NE  20SE  15SW  25NW.
50 KT... 50NE  40SE  30SW  50NW.
34 KT...100NE  60SE  40SW 100NW.
 
FORECAST VALID 09/0600Z 23.4N  55.9W
MAX WIND  95 KT...GUSTS 115 KT.
64 KT... 30NE  25SE  20SW  30NW.
50 KT... 60NE  50SE  40SW  60NW.
34 KT...120NE  90SE  60SW 120NW.
 
FORECAST VALID 09/1800Z 24.7N  57.4W
MAX WIND  90 KT...GUSTS 110 KT.
64 KT... 30NE  25SE  20SW  30NW.
50 KT... 60NE  50SE  40SW  60NW.
34 KT...120NE  90SE  75SW 120NW.
 
FORECAST VALID 10/0600Z 26.0N  58.6W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT... 70NE  50SE  40SW  60NW.
34 KT...140NE 100SE  75SW 120NW.
 
FORECAST VALID 11/0600Z 28.0N  59.5W
MAX WIND  80 KT...GUSTS 100 KT.
50 KT... 70NE  50SE  40SW  60NW.
34 KT...140NE 100SE  75SW 120NW.
 
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 12/0600Z 30.0N  59.5W
MAX WIND  75 KT...GUSTS  90 KT.
 
OUTLOOK VALID 13/0600Z 32.0N  59.0W
MAX WIND  70 KT...GUSTS  85 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.4N  53.3W
 
NEXT ADVISORY AT 08/1500Z
 
$$
FORECASTER PASCH
 
 
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