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#307263 (Received by flhurricane at: 9:55 PM 09.Nov.2009) TCPAT1 BULLETIN TROPICAL STORM IDA ADVISORY NUMBER 25 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112009 900 PM CST MON NOV 09 2009 ...IDA MOVING SLOWER...CENTER APPROACHING THE NORTHERN GULF COAST... A TROPICAL STORM WARNING REMAINS IN EFFECT FROM GRAND ISLE LOUISIANA EASTWARD TO THE AUCILLA RIVER FLORIDA...INCLUDING NEW ORLEANS AND LAKE PONTCHARTRAIN. 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. AT 900 PM CST...0300 UTC...THE CENTER OF TROPICAL STORM IDA WAS LOCATED NEAR LATITUDE 29.3 NORTH...LONGITUDE 88.6 WEST OR ABOUT 100 MILES...165 KM...SOUTH-SOUTHWEST OF MOBILE ALABAMA. IDA IS MOVING TOWARD THE NORTH NEAR 13 MPH...20 KM/HR. A TURN TOWARD THE NORTH-NORTHEAST WITH A DECREASE IN FORWARD SPEED IS EXPECTED OVERNIGHT. ON THE FORECAST TRACK...THE CENTER OF IDA SHOULD REACH THE NORTHERN GULF COAST TUESDAY MORNING. AFTER LANDFALL...IDA IS EXPECTED TO TURN EASTWARD. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 65 MPH...100 KM/HR...WITH HIGHER GUSTS. SOME WEAKENING IS EXPECTED OVERNIGHT AS IDA MOVES OVER COOLER WATERS PRIOR TO MAKING LANDFALL...AND IS EXPECTED TO MERGE WITH A FRONTAL ZONE ON WEDNESDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200 MILES...325 KM FROM THE CENTER. THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY RECONNAISSANCE AIRCRAFT WAS 997 MB...29.44 INCHES. IDA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 3 TO 6 INCHES...WITH ISOLATED MAXIMUM STORM TOTALS OF 8 INCHES...THROUGH WEDNESDAY EVENING FROM THE CENTRAL AND EASTERN GULF COAST ACROSS THE SOUTHEASTERN UNITED STATES INTO THE SOUTHERN MID-ATLANTIC STATES. A DANGEROUS STORM TIDE WILL RAISE WATER LEVELS BY AS MUCH AS 3 TO 5 FEET ABOVE GROUND LEVEL ALONG THE COAST NEAR AND TO THE EAST OF WHERE THE CENTER MAKES LANDFALL...AS WELL AS IN AREAS OF ONSHORE FLOW IN SOUTHEASTERN LOUISIANA. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES. ...SUMMARY OF 900 PM CST INFORMATION... LOCATION...29.3N 88.6W MAXIMUM SUSTAINED WINDS...65 MPH PRESENT MOVEMENT...NORTH OR 360 DEGREES AT 13 MPH MINIMUM CENTRAL PRESSURE...997 MB AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1200 AM CST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 300 AM CST. $$ FORECASTER BROWN/BERG |