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#42462 (Received by flhurricane at: 4:43 AM 28.Aug.2005) TCMAT2 HURRICANE KATRINA FORECAST/ADVISORY NUMBER 21 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL122005 0900Z SUN AUG 28 2005 A HURRICANE WARNING IS IN EFFECT FOR THE NORTH CENTRAL GULF COAST FROM MORGAN CITY LOUISIANA EASTWARD TO THE ALABAMA/FLORIDA BORDER...INCLUDING THE CITY OF NEW ORLEANS AND LAKE PONTCHARTRAIN. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE IN EFFECT FROM EAST OF THE ALABAMA/FLORIDA BORDER TO DESTIN FLORIDA...AND FROM WEST OF MORGAN CITY TO INTRACOASTAL CITY LOUISIANA. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. AT 4 AM CDT...0900Z...A TROPICAL STORM WARNING HAS BEEN ISSUED FROM EAST OF DESTIN FLORIDA EASTWARD TO INDIAN PASS FLORIDA...AND FROM WEST OF INTRACOASTAL CITY LOUISIANA WESTWARD TO CAMERON LOUISIANA. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. HURRICANE CENTER LOCATED NEAR 25.4N 87.4W AT 28/0900Z POSITION ACCURATE WITHIN 10 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 9 KT ESTIMATED MINIMUM CENTRAL PRESSURE 935 MB MAX SUSTAINED WINDS 125 KT WITH GUSTS TO 155 KT. 64 KT....... 75NE 75SE 50SW 75NW. 50 KT.......100NE 100SE 75SW 100NW. 34 KT.......160NE 160SE 125SW 140NW. 12 FT SEAS..275NE 150SE 150SW 275NW. 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 25.4N 87.4W AT 28/0900Z AT 28/0600Z CENTER WAS LOCATED NEAR 25.2N 86.8W FORECAST VALID 28/1800Z 26.3N 88.4W MAX WIND 130 KT...GUSTS 160 KT. 64 KT... 75NE 75SE 50SW 75NW. 50 KT...100NE 100SE 75SW 100NW. 34 KT...160NE 160SE 125SW 140NW. FORECAST VALID 29/0600Z 28.0N 89.4W MAX WIND 135 KT...GUSTS 165 KT. 64 KT... 75NE 75SE 50SW 75NW. 50 KT...100NE 100SE 75SW 100NW. 34 KT...160NE 160SE 125SW 140NW. FORECAST VALID 29/1800Z 30.0N 89.8W MAX WIND 125 KT...GUSTS 155 KT. 64 KT... 75NE 75SE 50SW 50NW. 50 KT...100NE 100SE 75SW 75NW. 34 KT...160NE 160SE 125SW 125NW. FORECAST VALID 30/0600Z 32.3N 89.3W...INLAND MAX WIND 65 KT...GUSTS 80 KT. 50 KT... 60NE 60SE 30SW 30NW. 34 KT... 90NE 90SE 60SW 60NW. FORECAST VALID 31/0600Z 37.5N 86.0W...INLAND MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 75NE 75SE 50SW 50NW. 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 01/0600Z 42.0N 79.0W...EXTRATROPICAL MAX WIND 30 KT...GUSTS 40 KT. OUTLOOK VALID 02/0600Z 47.0N 70.0W...EXTRATROPICAL MAX WIND 25 KT...GUSTS 35 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 25.4N 87.4W NEXT ADVISORY AT 28/1500Z FORECASTER KNABB |