Hurricane Isaac

Forecast Advisory 28

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218
WTNT24 KNHC 280253
TCMAT4

TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER 28
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092012
0300 UTC TUE AUG 28 2012

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WARNING IS IN EFFECT FOR...
* EAST OF MORGAN CITY LOUISIANA TO THE ALABAMA-FLORIDA BORDER...
INCLUDING METROPOLITAN NEW ORLEANS...LAKE PONTCHARTRAIN...AND LAKE
MAUREPAS

A HURRICANE WATCH IS IN EFFECT FOR...
* INTRACOASTAL CITY TO MORGAN CITY LOUISIANA

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* FROM THE ALABAMA-FLORIDA BORDER TO THE AUCILLA RIVER
* INTRACOASTAL CITY TO MORGAN CITY LOUISIANA

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* EAST OF SABINE PASS TO WEST OF INTRACOASTAL CITY LOUISIANA

A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA. PREPARATIONS TO PROTECT LIFE AND
PROPERTY SHOULD BE RUSHED TO COMPLETION.

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA.

TROPICAL STORM CENTER LOCATED NEAR 27.1N 87.0W AT 28/0300Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT 9 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 979 MB
MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT.
50 KT....... 50NE 60SE 50SW 40NW.
34 KT.......150NE 160SE 100SW 180NW.
12 FT SEAS..180NE 270SE 180SW 150NW.
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 27.1N 87.0W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 26.7N 86.5W

FORECAST VALID 28/1200Z 28.0N 88.0W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 20NE 0SE 0SW 20NW.
50 KT... 60NE 60SE 50SW 50NW.
34 KT...160NE 160SE 100SW 180NW.

FORECAST VALID 29/0000Z 29.1N 89.2W...ON THE COAST
MAX WIND 80 KT...GUSTS 100 KT.
64 KT... 20NE 20SE 0SW 20NW.
50 KT... 60NE 60SE 50SW 50NW.
34 KT...160NE 160SE 100SW 160NW.

FORECAST VALID 29/1200Z 29.9N 90.1W...INLAND
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 20NE 20SE 0SW 20NW.
50 KT... 50NE 50SE 40SW 40NW.
34 KT...150NE 160SE 100SW 140NW.

FORECAST VALID 30/0000Z 30.7N 90.7W...INLAND
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 50SE 0SW 20NW.
34 KT...140NE 150SE 80SW 100NW.

FORECAST VALID 31/0000Z 33.3N 91.7W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

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 01/0000Z 37.5N 91.5W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

OUTLOOK VALID 02/0000Z 40.5N 87.5W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.1N 87.0W

NEXT ADVISORY AT 28/0900Z

$$
FORECASTER BROWN