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TROPICAL DEPRESSION EIGHT FORECAST/ADVISORY NUMBER   4
NATIONAL WEATHER SERVICE MIAMI FL   AL0898
1500Z FRI SEP 18 1998

AT 10 AM CDT...1500Z...THE TROPICAL STORM WATCH IS EXTENDED EASTWARD
TO PASCAGOULA MISSISSIPPI.
 
A TROPICAL STORM WATCH IS NOW IN EFFECT FOR THE GULF OF MEXICO COAST
FROM MATAGORDA TEXAS TO PASCAGOULA.  THE TROPICAL STORM WATCH WEST
OF HIGH ISLAND TEXAS WILL LIKELY BE DISCONTINUED LATER TODAY.
 
SMALL CRAFT FROM MATAGORDA TO PORT ARANSAS TEXAS SHOULD REMAIN IN
PORT.
 
TROPICAL DEPRESSION CENTER LOCATED NEAR 26.1N  92.4W AT 18/1500Z
POSITION ACCURATE WITHIN  60 NM
 
PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT  2 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  999 MB
MAX SUSTAINED WINDS  30 KT WITH GUSTS TO  40 KT
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 26.1N  92.4W AT 18/1500Z
AT 18/1200Z CENTER WAS LOCATED NEAR 26.0N  92.5W
 
FORECAST VALID 19/0000Z 26.5N  92.4W
MAX WIND  35 KT...GUSTS  45 KT
34 KT... 60NE  60SE  60SW  60NW
 
FORECAST VALID 19/1200Z 27.5N  92.0W
MAX WIND  40 KT...GUSTS  50 KT
34 KT... 75NE  75SE  60SW  75NW
 
FORECAST VALID 20/0000Z 28.8N  91.5W
MAX WIND  50 KT...GUSTS  60 KT
50 KT... 30NE  30SE  30SW  30NW
34 KT...100NE 100SE  60SW  75NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 26.1N  92.4W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 20/1200Z 31.0N  90.5W...INLAND
MAX WIND  35 KT...GUSTS  45 KT
 
OUTLOOK VALID 21/1200Z 34.0N  86.5W...INLAND
MAX WIND  25 KT...GUSTS  35 KT
 
NEXT ADVISORY AT 18/2100Z
 
AVILA
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC.
 
 
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