957 
WTNT21 KNHC 080236
TCMAT1
HURRICANE ERIKA FORECAST/ADVISORY NUMBER  20
NATIONAL WEATHER SERVICE MIAMI FL   AL0697
0300Z MON SEP 08 1997
 
HURRICANE CENTER LOCATED NEAR 21.5N  63.3W AT 08/0300Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT  6 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  960 MB
EYE DIAMETER  30 NM
MAX SUSTAINED WINDS  95 KT WITH GUSTS TO 115 KT
64 KT....... 75NE  50SE  50SW  50NW
50 KT.......125NE 125SE  60SW  75NW
34 KT.......175NE 175SE  90SW 175NW
12 FT SEAS..300NE 200SE 200SW 300NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 21.5N  63.3W AT 08/0300Z
AT 08/0000Z CENTER WAS LOCATED NEAR 21.2N  63.3W
 
FORECAST VALID 08/1200Z 22.5N  63.3W
MAX WIND 100 KT...GUSTS 120 KT
64 KT... 75NE  50SE  50SW  50NW
50 KT...125NE 125SE  60SW  75NW
34 KT...175NE 175SE  90SW 175NW
 
FORECAST VALID 09/0000Z 24.0N  63.2W
MAX WIND 100 KT...GUSTS 120 KT
64 KT... 75NE  50SE  50SW  50NW
50 KT...125NE 125SE  60SW  75NW
34 KT...175NE 175SE  90SW 175NW
 
FORECAST VALID 09/1200Z 25.8N  62.9W
MAX WIND 100 KT...GUSTS 120 KT
64 KT... 75NE  50SE  50SW  50NW
50 KT...125NE 125SE  60SW  75NW
34 KT...175NE 175SE  90SW 175NW
 
STORM TIDES AND WAVES WILL GRADUALLY DIMINISH IN THE ISLANDS OF
THE NORTHEAST CARIBBEAN.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.5N  63.3W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 10/0000Z 27.8N  62.4W
MAX WIND 100 KT...GUSTS 120 KT
50 KT...125NE 125SE  60SW  75NW
 
OUTLOOK VALID 11/0000Z 32.0N  61.0W
MAX WIND 100 KT...GUSTS 120 KT
50 KT...125NE 125SE  60SW  75NW
 
NEXT ADVISORY AT 08/0900Z
 
MAYFIELD