Tropical Storm Irwin

Forecast Advisory 11

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000
WTPZ24 KNHC 280834
TCMEP4
TROPICAL DEPRESSION IRWIN FORECAST/ADVISORY NUMBER 11
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP092005
0900Z SUN AUG 28 2005

TROPICAL DEPRESSION CENTER LOCATED NEAR 17.1N 114.8W AT 28/0900Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT 6 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1008 MB
MAX SUSTAINED WINDS 25 KT WITH GUSTS TO 35 KT.
12 FT SEAS.. 60NE 60SE 60SW 60NW.
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 17.1N 114.8W AT 28/0900Z
AT 28/0600Z CENTER WAS LOCATED NEAR 17.1N 114.5W

FORECAST VALID 28/1800Z 17.1N 115.8W...DISSIPATING
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 29/0600Z 17.0N 117.0W...REMNANT LOW
MAX WIND 20 KT...GUSTS 25 KT.

FORECAST VALID 29/1800Z 17.0N 118.2W...REMNANT LOW
MAX WIND 20 KT...GUSTS 25 KT.

FORECAST VALID 30/0600Z 16.8N 119.7W...REMNANT LOW
MAX WIND 20 KT...GUSTS 25 KT.

FORECAST VALID 31/0600Z...DISSIPATED

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 01/0600Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.1N 114.8W

NEXT ADVISORY AT 28/1500Z

FORECASTER ROBERTS/KNABB


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