000 WHXX01 KWBC 280616 CHGHUR TROPICAL CYCLONE GUIDANCE MESSAGE NWS NATIONAL HURRICANE CENTER MIAMI FL 0616 UTC TUE AUG 28 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) 20120828 0600 UTC ...00 HRS... ...12 HRS... ...24 HRS. .. ...36 HRS... 120828 0600 120828 1800 120829 0600 120829 1800 LAT LON LAT LON LAT LON LAT LON LBAR 27.4N 87.7W 28.6N 89.1W 29.8N 90.6W 30.7N 92.0W SHIP 60KTS 65KTS 68KTS 72KTS DSHP 60KTS 65KTS 57KTS 40KTS ...48 HRS... ...72 HRS... ...96 HRS. .. ..120 HRS... 120830 0600 120831 0600 120901 0600 120902 0600 LAT LON LAT LON LAT LON LAT LON LBAR 31.6N 93.3W .0N .0W .0N .0W .0N .0W SHIP 68KTS 54KTS 43KTS 29KTS DSHP 31KTS 27KTS 28KTS 30KTS ...INITIAL CONDITIONS... LATCUR = 27.4N LONCUR = 87.7W DIRCUR = 305DEG SPDCUR = 10KT LATM12 = 26.1N LONM12 = 85.9W DIRM12 = 301DEG SPDM12 = 9KT LATM24 = 24.9N LONM24 = 83.7W WNDCUR = 60KT RMAXWD = 30NM WNDM12 = 60KT CENPRS = 978MB OUTPRS = 1012MB OUTRAD = 300NM SDEPTH = D RD34NE = 180NM RD34SE = 160NM RD34SW = 120NM RD34NW = 180NM $$ NNNN