HOME	ACTIVE CYCLONES	FORECASTS	IMAGERY	ABOUT TPC	RECONNAISSANCE

ZCZC MIATCMAT4 ALL
TTAA00 KNHC DDHHMM
HURRICANE GERT FORECAST/ADVISORY NUMBER  13
NATIONAL WEATHER SERVICE MIAMI FL   AL0999
1500Z TUE SEP 14 1999
 
HURRICANE CENTER LOCATED NEAR 17.1N  45.3W AT 14/1500Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT 14 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  970 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS  90 KT WITH GUSTS TO 110 KT
64 KT....... 30NE  30SE  30SW  30NW
50 KT....... 60NE  60SE  60SW  60NW
34 KT.......120NE 100SE 100SW 120NW
12 FT SEAS..120NE 100SE 100SW 120NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 17.1N  45.3W AT 14/1500Z
AT 14/1200Z CENTER WAS LOCATED NEAR 17.0N  44.6W
 
FORECAST VALID 15/0000Z 17.5N  47.4W
MAX WIND  95 KT...GUSTS 115 KT
64 KT... 30NE  30SE  30SW  30NW
50 KT... 60NE  60SE  60SW  60NW
34 KT...120NE 100SE 100SW 120NW
 
FORECAST VALID 15/1200Z 18.1N  50.4W
MAX WIND 100 KT...GUSTS 120 KT
64 KT... 35NE  35SE  35SW  35NW
50 KT... 75NE  75SE  75SW  75NW
34 KT...150NE 100SE 100SW 150NW
 
FORECAST VALID 16/0000Z 18.7N  53.0W
MAX WIND 105 KT...GUSTS 130 KT
64 KT... 35NE  35SE  35SW  35NW
50 KT... 75NE  75SE  75SW  75NW
34 KT...150NE 100SE 100SW 150NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.1N  45.3W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 16/1200Z 19.1N  55.7W
MAX WIND 110 KT...GUSTS 135 KT
50 KT... 75NE  75SE  75SW  75NW
 
OUTLOOK VALID 17/1200Z 20.0N  61.0W
MAX WIND 110 KT...GUSTS 135 KT
50 KT... 75NE  75SE  75SW  75NW
 
NEXT ADVISORY AT 14/2100Z
 
JARRELL
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
 
NNNN