BULLETIN TROPICAL STORM IDA ADVISORY NUMBER 24 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112009 300 PM CST MON NOV 09 2009 ...IDA TURNS NORTHWARD...SHOULD MAKE LANDFALL OVERNIGHT... A TROPICAL STORM WARNING REMAINS IN EFFECT FROM GRAND ISLE LOUISIANA EASTWARD TO THE AUCILLA RIVER FLORIDA...INCLUDING NEW ORLEANS AND LAKE PONTCHARTRAIN. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA 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. AT 300 PM CST...2100 UTC...THE CENTER OF TROPICAL STORM IDA WAS LOCATED NEAR LATITUDE 28.4 NORTH...LONGITUDE 88.5 WEST OR ABOUT 60 MILES... 95 KM...SOUTHEAST OF THE MOUTH OF THE MISSISSIPPI RIVER AND ABOUT 165 MILES...265 KM...SOUTH-SOUTHWEST OF PENSACOLA FLORIDA. IDA IS MOVING TOWARD THE NORTH NEAR 18 MPH...30 KM/HR. A REDUCTION IN FORWARD SPEED IS EXPECTED OVERNIGHT. ON THE FORECAST TRACK... THE CENTER OF IDA SHOULD REACH THE NORTHERN GULF COAST TONIGHT. AFTER LANDFALL...IDA IS EXPECTED TO TURN EASTWARD ON TUESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER GUSTS. WEAKENING IS EXPECTED THIS EVENING 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 AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT WAS 991 MB...29.26 INCHES. RAINS FROM IDA ARE ALREADY MOVING ACROSS THE COAST WITHIN THE WARNING AREA. TOTAL STORM ACCUMULATIONS OF 3 TO 6 INCHES...WITH ISOLATED MAXIMUM STORM TOTALS OF 8 INCHES...ARE POSSIBLE 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 300 PM CST INFORMATION... LOCATION...28.4N 88.5W MAXIMUM SUSTAINED WINDS...70 MPH PRESENT MOVEMENT...NORTH OR 355 DEGREES AT 18 MPH MINIMUM CENTRAL PRESSURE...991 MB AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 600 PM CST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 900 PM CST. $$ FORECASTER FRANKLIN
