Repost from earlier thread.

New Orleans NWS issued this on Monday Afternoon.(edited)
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW ORLEANS LA
150 PM CDT MON SEP 19 2005

...CURRENT MAIN CONCERN IS TWOFOLD...DEVELOPING SWELLS AHEAD OF THE
STORM MOVING NORTHEAST TOWARD OUR COASTAL WATERS INCREASING THE TIDES BY 2 TO 3 FEET THURSDAY NIGHT/FRIDAY. THIS ALONG WITH AN EAST WIND FLOW OF 15 TO 20 KNOTS AND 4 TO 5 FOOT SEAS WILL CAUSE A PROBLEM WITH ST BERNARD IF THE LEVEES AND GATES ARE OPEN. PARISHES AROUND LAKE PONTCHARTRAIN WILL EXPERIENCE TIDAL INCREASES OF 2 TO 3
FEET AND ENDANGER LOW AREAS SUBJECT TO TIDAL FLOODING.

SECONDLY...IN THE TRACK CHANGES ANY FURTHER TO THE EAST...SOUTHEAST LOUISIANA WILL BE CAPABLE OF EXPERIENCING 4 TO 5 INCHES OF RAINFALL WHICH WILL COMPOUND RECOVERY EFFORTS IN THE SOUTHERN PARISHES.
http://www.srh.noaa.gov/productview.php?pil=AFDLIX&version=2&max=51