000 WHXX01 KWBC 260021 CHGHUR TROPICAL CYCLONE GUIDANCE MESSAGE NWS NATIONAL HURRICANE CENTER MIAMI FL 0021 UTC SUN AUG 26 2012 DISCLAIMER...NUMERICAL MODELS ARE SUBJECT TO LARGE ERRORS. PLEASE REFER TO NHC OFFICIAL FORECASTS FOR TROPICAL CYCLONE AND SUBTROPICAL CYCLONE INFORMATION. ATLANTIC OBJECTIVE AIDS FOR TROPICAL CYCLONE ISAAC (AL092012) 20120826 0000 UTC ...00 HRS... ...12 HRS... ...24 HRS. .. ...36 HRS... 120826 0000 120826 1200 120827 0000 120827 1200 LAT LON LAT LON LAT LON LAT LON BAMS 21.7N 76.7W 23.2N 79.6W 24.3N 82.0W 25.3N 84.3W BAMD 21.7N 76.7W 23.4N 79.3W 25.0N 81.8W 26.4N 84.3W BAMM 21.7N 76.7W 23.2N 79.3W 24.5N 81.7W 25.7N 83.9W LBAR 21.7N 76.7W 23.5N 79.3W 25.4N 81.9W 26.8N 84.4W SHIP 50KTS 55KTS 63KTS 68KTS DSHP 50KTS 55KTS 63KTS 68KTS ...48 HRS... ...72 HRS... ...96 HRS. .. ..120 HRS... 120828 0000 120829 0000 120830 0000 120831 0000 LAT LON LAT LON LAT LON LAT LON BAMS 26.3N 85.8W 29.2N 87.9W 31.0N 90.2W 32.3N 93.3W BAMD 27.9N 86.5W 30.5N 89.5W 31.4N 91.5W 32.6N 93.5W BAMM 27.0N 85.8W 29.7N 88.6W 30.9N 90.8W 32.0N 93.1W LBAR 28.4N 86.5W 31.3N 88.8W 33.1N 89.4W 34.3N 90.7W SHIP 77KTS 85KTS 78KTS 63KTS DSHP 77KTS 85KTS 40KTS 28KTS ...INITIAL CONDITIONS... LATCUR = 21.7N LONCUR = 76.7W DIRCUR = 305DEG SPDCUR = 17KT LATM12 = 19.7N LONM12 = 73.7W DIRM12 = 318DEG SPDM12 = 18KT LATM24 = 17.3N LONM24 = 72.0W WNDCUR = 50KT RMAXWD = 60NM WNDM12 = 50KT CENPRS = 997MB OUTPRS = 1008MB OUTRAD = 275NM SDEPTH = D RD34NE = 180NM RD34SE = 150NM RD34SW = 0NM RD34NW = 180NM $$ NNNN