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| #8446 (Received by flhurricane at: 5:58 AM 15.Sep.2004) TCMAT4 HURRICANE IVAN FORECAST/ADVISORY NUMBER 52 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL092004 0900Z WED SEP 15 2004 A HURRICANE WARNING IS IN EFFECT FROM GRAND ISLE LOUISIANA TO APALACHICOLA FLORIDA...INCLUDING THE GREATER NEW ORLEANS AREA AND LAKE PONTCHARTRAIN. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA...GENERALLY WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION THROUGHOUT THE ENTIRE WARNING AREA. A HURRICANE WATCH REMAINS IN EFFECT FROM MORGAN CITY LOUISIANA TO WEST OF GRAND ISLE. A TROPICAL STORM WARNING IS IN EFFECT FROM INTRACOASTAL CITY LOUISIANA TO WEST OF GRAND ISLE...AND FROM EAST OF APALACHICOLA TO YANKEETOWN FLORIDA. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. HURRICANE CENTER LOCATED NEAR 26.1N 87.8W AT 15/0900Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 340 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 938 MB EYE DIAMETER 25 NM MAX SUSTAINED WINDS 120 KT WITH GUSTS TO 145 KT. 64 KT....... 90NE 90SE 60SW 75NW. 50 KT.......175NE 125SE 75SW 125NW. 34 KT.......225NE 175SE 150SW 200NW. 12 FT SEAS..360NE 300SE 240SW 360NW. 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 26.1N 87.8W AT 15/0900Z AT 15/0600Z CENTER WAS LOCATED NEAR 25.6N 87.4W FORECAST VALID 15/1800Z 27.6N 88.0W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 90NE 90SE 60SW 75NW. 50 KT...175NE 125SE 75SW 125NW. 34 KT...225NE 175SE 150SW 200NW. FORECAST VALID 16/0600Z 29.6N 88.2W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 90NE 90SE 60SW 75NW. 50 KT...175NE 125SE 75SW 125NW. 34 KT...225NE 175SE 150SW 200NW. FORECAST VALID 16/1800Z 32.0N 87.7W...INLAND MAX WIND 70 KT...GUSTS 85 KT. 64 KT... 20NE 20SE 20SW 20NW. 50 KT... 75NE 75SE 50SW 50NW. 34 KT...125NE 150SE 125SW 100NW. FORECAST VALID 17/0600Z 33.5N 87.0W...INLAND MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 18/0600Z 35.0N 85.0W...INLAND MAX WIND 25 KT...GUSTS 35 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 OUTLOOK VALID 19/0600Z 35.0N 85.0W...INLAND MAX WIND 20 KT...GUSTS 25 KT. OUTLOOK VALID 20/0600Z 35.0N 85.0W...INLAND MAX WIND 20 KT...GUSTS 25 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 26.1N 87.8W NEXT ADVISORY AT 15/1500Z FORECASTER AVILA |
