[Tropical] Public Tropical Cyclone Advisory

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WTNT34 KNHC 232338
TCPAT4
BULLETIN
TROPICAL STORM IVAN INTERMEDIATE ADVISORY NUMBER 71A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
7 PM CDT THU SEP 23 2004

...IVAN ABOUT TO CROSS THE COAST NEAR CAMERON LOUISIANA...

A TROPICAL STORM WARNING REMAINS IN EFFECT FOR A PORTION OF THE
GULF OF MEXICO COAST FROM MORGAN CITY LOUISIANA WESTWARD TO SAN
LUIS PASS TEXAS.

SATELLITE AND RADAR DATA INDICATE THAT AT 7 PM CDT...0000Z...THE
CENTER OF TROPICAL STORM IVAN WAS ESTIMATED NEAR LATITUDE 29.7
NORTH...LONGITUDE  93.3 WEST...JUST SOUTH OF CAMERON LOUISIANA.

IVAN IS MOVING TOWARD THE NORTHWEST NEAR 8 MPH. THIS GENERAL
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS BRINGING THE
CENTER OF IVAN INLAND OVER SOUTHWESTERN LOUISIANA TONIGHT.

MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH. RADAR FROM LAKE CHARLES
INDICATES THAT VERY STRONG WIND GUSTS ARE ASSOCIATED WITH SOME OF
THE RAINBANDS. A GRADUAL WEAKENING IS EXPECTED AS IVAN MOVES
INLAND.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 60 MILES MAINLY TO
THE TO THE NORTH AND EAST OF THE CENTER.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES.

WATER LEVELS HAVE BEEN RUNNING .5 TO 2 FEET ABOVE NORMAL TIDE LEVELS
ALONG THE NORTHWEST GULF OF MEXICO.  IVAN WILL GENERATE AN
ADDITIONAL 1 TO 3 FEET ABOVE THESE EXISTING WATER LEVELS.
THEREFORE...WATER ELEVATIONS OF 2 TO 4 FEET ABOVE NORMAL ARE
OCCURING NEAR AND TO THE EAST OF WHERE THE CENTER IS MAKING
LANDFALL.

RAINFALL ACCUMULATIONS OF 5 TO 10 INCHES...WITH ISOLATED HIGHER
AMOUNTS...ARE POSSIBLE NEAR THE PATH OF IVAN.

ISOLATED TORNADOES ARE POSSIBLE OVER SOUTHERN LOUISIANA TODAY.

REPEATING THE 7 PM CDT POSITION...29.7 N... 93.3 W.  MOVEMENT
TOWARD...NORTHWEST NEAR 10 MPH.  MAXIMUM SUSTAINED WINDS... 45 MPH.
MINIMUM CENTRAL PRESSURE...1003 MB.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
10 PM CDT.

FORECASTER AVILA

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