Tropical Depression THIRTEEN

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BULLETIN
TROPICAL DEPRESSION THIRTEEN INTERMEDIATE ADVISORY NUMBER   3A
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL132011
700 AM CDT FRI SEP 02 2011
 
...CENTER OF THE DEPRESSION NEARLY STATIONARY SOUTH OF THE 
LOUISIANA COAST...
 
 
SUMMARY OF 700 AM CDT...1200 UTC...INFORMATION
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LOCATION...27.0N 91.6W
ABOUT 210 MI...340 KM SW OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 250 MI...405 KM SE OF PORT ARTHUR TEXAS
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...N OR 360 DEGREES AT 1 MPH...2 KM/H
MINIMUM CENTRAL PRESSURE...1005 MB...29.68 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 THE
NEXT 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. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 AM CDT...1200 UTC...THE CENTER OF TROPICAL DEPRESSION
THIRTEEN WAS LOCATED NEAR LATITUDE 27.0 NORTH...LONGITUDE 91.6 WEST.
THE DEPRESSION IS DRIFTING VERY SLOWLY TOWARD THE NORTH NEAR 1
MPH...2 KM/H. A CONTINUED SLOW AND POSSIBLY ERRATIC MOTION TOWARD
THE NORTHWEST OR NORTH IS EXPECTED TODAY AND 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
EAST OF THE CENTER AT ELEVATIONS OF A FEW HUNDRED FEET.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB...29.68 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
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NEXT COMPLETE ADVISORY...1000 AM CDT.
 
$$
FORECASTER STEWART
 
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