000
WTNT22 KNHC 030251
TCMAT2
 
HURRICANE KATIA FORECAST/ADVISORY NUMBER  20
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL122011
0300 UTC SAT SEP 03 2011
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
HURRICANE CENTER LOCATED NEAR 18.5N  54.3W AT 03/0300Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 305 DEGREES AT  10 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  988 MB
MAX SUSTAINED WINDS  65 KT WITH GUSTS TO  80 KT.
64 KT....... 30NE   0SE   0SW   0NW.
50 KT.......100NE  50SE  40SW  70NW.
34 KT.......150NE 120SE  75SW 135NW.
12 FT SEAS..270NE 150SE 210SW 215NW.
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 18.5N  54.3W AT 03/0300Z
AT 03/0000Z CENTER WAS LOCATED NEAR 18.3N  53.9W
 
FORECAST VALID 03/1200Z 19.5N  55.4W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE   0SE   0SW   0NW.
50 KT...100NE  50SE  40SW  70NW.
34 KT...150NE 120SE  75SW 135NW.
 
FORECAST VALID 04/0000Z 20.5N  57.0W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE   0SE   0SW   0NW.
50 KT...100NE  50SE  40SW  70NW.
34 KT...150NE 120SE  75SW 135NW.
 
FORECAST VALID 04/1200Z 21.5N  59.0W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE   0SE   0SW   0NW.
50 KT...100NE  50SE  40SW  70NW.
34 KT...150NE 120SE  75SW 135NW.
 
FORECAST VALID 05/0000Z 22.5N  60.5W
MAX WIND  75 KT...GUSTS  90 KT.
50 KT...100NE  70SE  40SW  70NW.
34 KT...150NE 135SE  75SW 135NW.
 
FORECAST VALID 06/0000Z 24.5N  63.5W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT...100NE  70SE  50SW  70NW.
34 KT...150NE 135SE  90SW 135NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 175 NM
ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 07/0000Z 26.5N  66.5W
MAX WIND  95 KT...GUSTS 115 KT.
 
OUTLOOK VALID 08/0000Z 28.0N  69.5W
MAX WIND  95 KT...GUSTS 115 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.5N  54.3W
 
NEXT ADVISORY AT 03/0900Z
 
$$
FORECASTER AVILA