000 WTNT43 KNHC 161224 TCDAT3 TROPICAL STORM KARL SPECIAL DISCUSSION NUMBER 8 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL132010 730 AM CDT THU SEP 16 2010 AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT FOUND THAT KARL WAS SOUTH OF THE PREVIOUS FORECAST TRACK BY ABOUT 30 N MI. THE PLANE MEASURED A CENTRAL PRESSURE OF 987 MB...WITH FLIGHT-LEVEL AND SFMR WINDS SUPPORTING AN INITIAL INTENSITY OF 55 KT. THIS SPECIAL ADVISORY IS BEING ISSUED TO SHIFT THE FIRST 36-48 HR OF THE FORECAST TRACK SOUTHWARD AND TO SIGNIFICANTLY INCREASE THE INTENSITY FORECAST. FORECAST POSITIONS AND MAX WINDS INITIAL 16/1230Z 19.7N 92.2W 55 KT 12HR VT 16/1800Z 20.1N 93.7W 65 KT 24HR VT 17/0600Z 20.5N 94.5W 75 KT 36HR VT 17/1800Z 20.8N 96.8W 85 KT 48HR VT 18/0600Z 21.0N 98.5W 75 KT...INLAND 72HR VT 19/0600Z 21.0N 101.0W 25 KT...INLAND 96HR VT 20/0600Z 21.0N 103.5W 20 KT...POST-TROP/REMNT LOW 120HR VT 21/0600Z...DISSIPATED $$ FORECASTER BEVEN