000
WTNT22 KNHC 032051
TCMAT2
 
TROPICAL STORM KATIA FORECAST/ADVISORY NUMBER  23
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL122011
2100 UTC SAT SEP 03 2011
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 19.9N  56.8W AT 03/2100Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  993 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 60NE  40SE  30SW  50NW.
34 KT.......120NE 105SE  75SW 105NW.
12 FT SEAS..270NE 180SE 180SW 270NW.
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 19.9N  56.8W AT 03/2100Z
AT 03/1800Z CENTER WAS LOCATED NEAR 19.6N  56.4W
 
FORECAST VALID 04/0600Z 20.7N  58.1W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE   0SE   0SW   0NW.
50 KT... 60NE  40SE  30SW  50NW.
34 KT...120NE 105SE  75SW 105NW.
 
FORECAST VALID 04/1800Z 21.8N  59.8W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE   0SE   0SW   0NW.
50 KT... 60NE  40SE  30SW  50NW.
34 KT...120NE 105SE  75SW 105NW.
 
FORECAST VALID 05/0600Z 23.1N  61.5W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 35NE  30SE   0SW  30NW.
50 KT... 70NE  50SE  40SW  60NW.
34 KT...135NE 105SE  90SW 120NW.
 
FORECAST VALID 05/1800Z 24.3N  63.2W
MAX WIND  75 KT...GUSTS  90 KT.
50 KT... 70NE  50SE  50SW  60NW.
34 KT...135NE 105SE  90SW 120NW.
 
FORECAST VALID 06/1800Z 27.0N  66.0W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT... 90NE  70SE  60SW  80NW.
34 KT...150NE 135SE 120SW 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 07/1800Z 29.5N  69.0W
MAX WIND  90 KT...GUSTS 110 KT.
 
OUTLOOK VALID 08/1800Z 31.5N  70.5W
MAX WIND  85 KT...GUSTS 105 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.9N  56.8W
 
NEXT ADVISORY AT 04/0300Z
 
$$
FORECASTER BERG