[Tropical] Public Tropical Cyclone Advisory

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WTNT33 KNHC 020838
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BULLETIN
TROPICAL DEPRESSION THIRTEEN ADVISORY NUMBER   3
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL132011
400 AM CDT FRI SEP 02 2011

...CENTER OF THE DEPRESSION MEANDERING SOUTH OF THE LOUISIANA
COAST...


SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...26.5N 91.7W
ABOUT 240 MI...385 KM SW OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 270 MI...435 KM SSE OF PORT ARTHUR TEXAS
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 2 MPH...4 KM/H
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...

NONE

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PASCAGOULA MISSISSIPPI WESTWARD TO SABINE PASS TEXAS...INCLUDING
THE CITY OF NEW ORLEANS...LAKE PONTCHARTRAIN...AND LAKE MAUREPAS

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
24 HOURS.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION
THIRTEEN WAS LOCATED NEAR LATITUDE 26.5 NORTH...LONGITUDE 91.7 WEST.
THE DEPRESSION IS MOVING TOWARD THE NORTHWEST NEAR 2 MPH...4 KM/H.
A SLOW AND POSSIBLY ERRATIC NORTHWESTWARD MOTION IS EXPECTED
TODAY...FOLLOWED BY A TURN TOWARD THE NORTH TONIGHT OR SATURDAY.
ON THE FORECAST TRACK...THE CENTER OF THE CYCLONE IS EXPECTED TO
APPROACH THE COAST OF SOUTHERN LOUISIANA DURING THE WEEKEND.

MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/H...WITH HIGHER
GUSTS.  GRADUAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS
AND THE DEPRESSION COULD BECOME A TROPICAL STORM LATER TODAY.  WINDS
OF TROPICAL-STORM FORCE ARE BEING REPORTED ON OIL RIGS NORTH AND
NORTHEAST OF THE CENTER AT ELEVATIONS OF SEVERAL HUNDRED FEET.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES.


HAZARDS AFFECTING LAND
----------------------
RAINFALL...THE DEPRESSION IS EXPECTED TO PRODUCE TOTAL RAIN
ACCUMULATIONS OF 10 TO 15 INCHES OVER SOUTHERN LOUISIANA...SOUTHERN
MISSISSIPPI...AND SOUTHERN ALABAMA THROUGH SUNDAY...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 20 INCHES.

STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2
TO 4 FEET ABOVE GROUND LEVEL ALONG THE NORTHERN GULF COAST IN AREAS
OF ONSHORE FLOW.


NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...700 AM CDT.
NEXT COMPLETE ADVISORY...1000 AM CDT.

$$
FORECASTER BEVEN

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