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Tropical Storm DARBY


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TROPICAL STORM DARBY FORECAST/ADVISORY NUMBER  18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP052010
0900 UTC SUN JUN 27 2010
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 13.5N 103.3W AT 27/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   3 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  997 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT....... 20NE  15SE  15SW  20NW.
34 KT....... 30NE  30SE  30SW  30NW.
12 FT SEAS.. 60NE  60SE  90SW  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 13.5N 103.3W AT 27/0900Z
AT 27/0600Z CENTER WAS LOCATED NEAR 13.5N 103.2W
 
FORECAST VALID 27/1800Z 13.5N 103.4W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 25NE  25SE  25SW  25NW.
 
FORECAST VALID 28/0600Z 13.9N 103.0W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 25NE  25SE  25SW  25NW.
 
FORECAST VALID 28/1800Z 14.2N 102.5W
MAX WIND  25 KT...GUSTS  35 KT.
 
FORECAST VALID 29/0600Z 14.5N 101.9W
MAX WIND  25 KT...GUSTS  35 KT.
 
FORECAST VALID 30/0600Z 14.9N 100.9W...POST-TROP/REMNT LOW
MAX WIND  20 KT...GUSTS  25 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 01/0600Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.5N 103.3W
 
NEXT ADVISORY AT 27/1500Z
 
$$
FORECASTER ROBERTS/STEWART
 
 
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