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#538793 (Received by flhurricane at: 4:41 PM 30.Aug.2012) TCMAT4 TROPICAL DEPRESSION ISAAC FORECAST/ADVISORY NUMBER 39 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092012 2100 UTC THU AUG 30 2012 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... ALL COASTAL WARNINGS HAVE BEEN DISCONTINUED. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT TROPICAL DEPRESSION CENTER LOCATED NEAR 32.7N 92.6W AT 30/2100Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 335 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 995 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 40 KT. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 32.7N 92.6W AT 30/2100Z AT 30/1800Z CENTER WAS LOCATED NEAR 32.2N 92.4W FORECAST VALID 31/0600Z 34.0N 93.0W...INLAND MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 31/1800Z 36.0N 93.2W...INLAND MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 01/0600Z 37.7N 92.7W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 01/1800Z 38.6N 91.5W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 02/1800Z 39.5N 88.5W...POST-TROP/REMNT LOW MAX WIND 15 KT...GUSTS 25 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 175 NM ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY OUTLOOK VALID 03/1800Z 39.5N 85.5W...POST-TROP/REMNT LOW MAX WIND 15 KT...GUSTS 25 KT. OUTLOOK VALID 04/1800Z 38.5N 82.5W...POST-TROP/REMNT LOW MAX WIND 15 KT...GUSTS 25 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 32.7N 92.6W THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE CENTER ON THIS SYSTEM. FUTURE INFORMATION ON THIS SYSTEM CAN BE FOUND IN PUBLIC ADVISORIES ISSUED BY THE HYDROMETEOROLOGICAL PREDICTION CENTER...UNDER AWIPS HEADER TCPAT4 AND WMO HEADER WTNT34 KWNH...BEGINNING AT 10 PM CDT. $$ FORECASTER STEWART |