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| #9626 (Received by flhurricane at: 10:48 PM 22.Sep.2004) TCMAT4 TROPICAL STORM IVAN FORECAST/ADVISORY NUMBER 68 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL092004 0300Z THU SEP 23 2004 A TROPICAL STORM WARNING REMAINS IN EFFECT FOR A PORTION OF THE GULF OF MEXICO COAST FROM THE MOUTH OF THE MISSISSIPPI RIVER LOUISIANA WESTWARD TO SARGENT TEXAS. TROPICAL STORM CENTER LOCATED NEAR 27.4N 90.0W AT 23/0300Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT 11 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 75NE 30SE 0SW 0NW. 12 FT SEAS.. 90NE 90SE 0SW 90NW. 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 27.4N 90.0W AT 23/0300Z AT 23/0000Z CENTER WAS LOCATED NEAR 27.1N 89.5W FORECAST VALID 23/1200Z 28.4N 91.5W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 75NE 25SE 0SW 25NW. FORECAST VALID 24/0000Z 29.5N 94.0W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 75NE 75SE 25SW 25NW. FORECAST VALID 24/1200Z 31.5N 95.5W...INLAND MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 25/0000Z 32.0N 96.0W...REMNANT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 26/0000Z 32.0N 96.0W...DISSIPATING MAX WIND 20 KT...GUSTS 25 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM ON DAY 4 AND 325 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.4N 90.0W NEXT ADVISORY AT 23/0900Z FORECASTER AVILA |
