Tropical Storm Debby
Public Advisory 1
625
WTNT34 KNHC 232051
TCPAT4
BULLETIN
TROPICAL STORM DEBBY ADVISORY NUMBER 1
NWS NATIONAL HURRICANE CENTER MIAMI FL AL042012
400 PM CDT SAT JUN 23 2012
...TROPICAL STORM DEBBY FORMS IN THE CENTRAL GULF OF MEXICO...
...TROPICAL STORM WARNING ISSUED FOR A PORTION OF THE LOUISIANA
COAST...
SUMMARY OF 400 PM CDT...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...26.2N 87.6W
ABOUT 220 MI...355 KM SSE OF THE MOUTH OF THE MISSISSIPPI RIVER
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...N OR 360 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
A TROPICAL STORM WARNING HAS BEEN ISSUED FROM THE MOUTH OF THE PEARL
RIVER WESTWARD TO MORGAN CITY LOUISIANA...NOT INCLUDING THE CITY OF
NEW ORLEANS OR LAKE PONTCHARTRAIN.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF LOUISIANA FROM THE MOUTH OF THE PEARL RIVER WESTWARD
TO MORGAN CITY...NOT INCLUDING THE CITY OF NEW ORLEANS OR LAKE
PONTCHARTRAIN
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY
YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AIRCRAFT RECONNAISSANCE AND BUOY DATA INDICATE THAT THE AREA OF LOW
PRESSURE IN THE GULF OF MEXICO HAS BECOME TROPICAL STORM DEBBY.
AT 400 PM CDT...2100 UTC...THE CENTER OF TROPICAL STORM DEBBY WAS
LOCATED NEAR LATITUDE 26.2 NORTH...LONGITUDE 87.6 WEST. DEBBY IS
MOVING TOWARD THE NORTH NEAR 6 MPH...9 KM/H. A SLOW NORTHWARD
MOTION IS EXPECTED TONIGHT...FOLLOWED BY A WESTWARD TURN ON SUNDAY.
ON THE FORECAST TRACK...THE CENTER OF DEBBY WILL BE MOVING OVER THE
NORTHERN GULF OF MEXICO DURING THE NEXT FEW DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER
GUSTS. THESE WINDS ARE OCCURRING WELL EAST OF THE CENTER OF
CIRCULATION. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48
HOURS.
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
TO THE EAST OF THE CENTER.
MINIMUM CENTRAL PRESSURE ESTIMATED FROM RECONNAISSANCE DATA IS 1001
MB...29.56 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE
COAST WITHIN THE WARNING AREA BY SUNDAY NIGHT...MAKING OUTSIDE
PREPARATIONS DIFFICULT OR DANGEROUS.
STORM SURGE...THE COMBINATION OF A STORM SURGE AND THE TIDE WILL
CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BY
RISING WATERS. THE WATER COULD REACH THE FOLLOWING DEPTHS ABOVE
GROUND IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE...
MISSISSIPPI AND SOUTHEASTERN LOUISIANA...1 TO 3 FT
THE DEEPEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST IN AREAS OF
ONSHORE FLOW. SURGE-RELATED FLOODING DEPENDS ON THE RELATIVE
TIMING OF THE SURGE AND THE TIDAL CYCLE...AND CAN VARY GREATLY OVER
SHORT DISTANCES. FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE
SEE PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE.
RAINFALL...DEBBY IS EXPECTED TO PRODUCE RAIN ACCUMULATIONS OF 3 TO 6
INCHES ALONG THE GULF COAST FROM SOUTHERN LOUISIANA TO THE FLORIDA
PANHANDLE...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 10 INCHES.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...700 PM CDT.
NEXT COMPLETE ADVISORY...1000 PM CDT.
$$
FORECASTER BERG/AVILA