Hurricane Katia

Forecast Advisory 11

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000
WTNT22 KNHC 312038
TCMAT2

TROPICAL STORM KATIA FORECAST/ADVISORY NUMBER 11
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
2100 UTC WED AUG 31 2011

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 14.6N 42.6W AT 31/2100Z
POSITION ACCURATE WITHIN 25 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 17 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 990 MB
MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT.
50 KT....... 40NE 20SE 0SW 40NW.
34 KT.......110NE 60SE 40SW 110NW.
12 FT SEAS..160NE 0SE 30SW 120NW.
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 14.6N 42.6W AT 31/2100Z
AT 31/1800Z CENTER WAS LOCATED NEAR 14.4N 41.7W

FORECAST VALID 01/0600Z 15.1N 44.9W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 20NE 0SE 0SW 20NW.
50 KT... 40NE 20SE 0SW 40NW.
34 KT...110NE 60SE 40SW 110NW.

FORECAST VALID 01/1800Z 15.8N 47.7W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 40NE 30SE 20SW 40NW.
50 KT... 60NE 50SE 40SW 60NW.
34 KT...120NE 100SE 60SW 120NW.

FORECAST VALID 02/0600Z 16.6N 50.0W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 40NE 30SE 20SW 40NW.
50 KT... 60NE 50SE 40SW 60NW.
34 KT...120NE 100SE 60SW 120NW.

FORECAST VALID 02/1800Z 17.7N 52.0W
MAX WIND 90 KT...GUSTS 110 KT.
50 KT... 70NE 60SE 40SW 70NW.
34 KT...140NE 120SE 75SW 140NW.

FORECAST VALID 03/1800Z 20.0N 55.5W
MAX WIND 95 KT...GUSTS 115 KT.
50 KT... 80NE 70SE 45SW 80NW.
34 KT...160NE 140SE 90SW 160NW.

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 04/1800Z 22.0N 58.5W
MAX WIND 100 KT...GUSTS 120 KT.

OUTLOOK VALID 05/1800Z 23.5N 61.0W
MAX WIND 105 KT...GUSTS 130 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.6N 42.6W

NEXT ADVISORY AT 01/0300Z

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FORECASTER PASCH