000 WTNT31 KNHC 071156 TCPAT1 BULLETIN TROPICAL STORM IDA INTERMEDIATE ADVISORY NUMBER 12A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112009 700 AM EST SAT NOV 07 2009 ...IDA CONTINUING NORTHWARD... AT 7 AM EST...1200 UTC...THE GOVERNMENT OF THE CAYMAN ISLANDS HAS ISSUED A TROPICAL STORM WARNING FOR GRAND CAYMAN ISLAND. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24 HOURS. A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE YUCATAN PENINSULA OF MEXICO FROM PUNTA ALLEN NORTHWARD TO SAN FELIPE...AND FOR THE CUBAN PROVINCE OF PINAR DEL RIO. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA... GENERALLY WITHIN 36 HOURS. INTERESTS ELSEWHERE IN THE YUCATAN PENINSULA OF MEXICO...WESTERN CUBA AND THE CAYMAN ISLANDS SHOULD MONITOR THE PROGRESS OF IDA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. AT 700 AM EST...1200 UTC...THE CENTER OF TROPICAL STORM IDA WAS LOCATED NEAR LATITUDE 17.4 NORTH...LONGITUDE 84.1 WEST OR ABOUT 220 MILES...360 KM...SOUTHWEST OF GRAND CAYMAN ISLAND AND ABOUT 280 MILES...460 KM...SOUTHEAST OF COZUMEL MEXICO. IDA IS MOVING TOWARD THE NORTH NEAR 8 MPH...13 KM/HR. A TURN TOWARD THE NORTH-NORTHWEST WITH A GRADUAL INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT COUPLE OF DAYS. ON THE FORECAST TRACK...IDA WILL BE APPROACHING THE YUCATAN CHANNEL ON SUNDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/HR... WITH HIGHER GUSTS. SOME ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT DAY OR TWO. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1002 MB...29.59 INCHES. THE RAINFALL THREAT ASSOCIATED WITH IDA IS DIMINISHING OVER NORTHEASTERN HONDURAS...WHERE ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE. RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE ALSO POSSIBLE ACROSS THE CAYMAN ISLANDS. ...SUMMARY OF 700 AM EST INFORMATION... LOCATION...17.4N 84.1W MAXIMUM SUSTAINED WINDS...45 MPH PRESENT MOVEMENT...NORTH OR 350 DEGREES AT 8 MPH MINIMUM CENTRAL PRESSURE...1002 MB THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1000 AM EST. $$ FORECASTER CANGIALOSI/BLAKE/BRENNAN