000 WHXX01 KWBC 270021 CHGHUR TROPICAL CYCLONE GUIDANCE MESSAGE NWS NATIONAL HURRICANE CENTER MIAMI FL 0021 UTC MON AUG 27 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) 20120827 0000 UTC ...00 HRS... ...12 HRS... ...24 HRS. .. ...36 HRS... 120827 0000 120827 1200 120828 0000 120828 1200 LAT LON LAT LON LAT LON LAT LON BAMS 24.0N 82.5W 24.9N 85.0W 26.0N 86.7W 27.6N 88.3W BAMD 24.0N 82.5W 25.4N 84.9W 26.8N 87.4W 28.3N 89.5W BAMM 24.0N 82.5W 25.0N 84.8W 26.3N 86.9W 27.7N 88.8W LBAR 24.0N 82.5W 25.1N 84.9W 26.5N 87.5W 28.0N 89.7W SHIP 55KTS 60KTS 69KTS 75KTS DSHP 55KTS 60KTS 69KTS 75KTS ...48 HRS... ...72 HRS... ...96 HRS. .. ..120 HRS... 120829 0000 120830 0000 120831 0000 120901 0000 LAT LON LAT LON LAT LON LAT LON BAMS 29.1N 89.6W 31.1N 92.9W 32.5N 97.0W 35.0N 97.9W BAMD 29.4N 91.2W 30.7N 93.7W 32.4N 96.4W 35.6N 97.1W BAMM 28.9N 90.4W 30.4N 93.1W 32.0N 96.3W 34.7N 97.3W LBAR 29.5N 91.6W 32.3N 93.5W 35.0N 94.1W 38.5N 91.8W SHIP 80KTS 78KTS 65KTS 47KTS DSHP 80KTS 63KTS 31KTS 27KTS ...INITIAL CONDITIONS... LATCUR = 24.0N LONCUR = 82.5W DIRCUR = 285DEG SPDCUR = 12KT LATM12 = 23.5N LONM12 = 80.0W DIRM12 = 291DEG SPDM12 = 16KT LATM24 = 21.7N LONM24 = 76.7W WNDCUR = 55KT RMAXWD = 50NM WNDM12 = 55KT CENPRS = 992MB OUTPRS = 1007MB OUTRAD = 260NM SDEPTH = D RD34NE = 180NM RD34SE = 120NM RD34SW = 80NM RD34NW = 180NM $$ NNNN