WTNT44 KNHC 130534
TCDAT4
HURRICANE HUMBERTO SPECIAL DISCUSSION NUMBER 4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL092007
115 AM EDT THU SEP 13 2007

THIS SPECIAL ADVISORY IS BEING ISSUED TO UPGRADE HUMBERTO TO A HURRICANE. BOTH THE INITIAL AND 12-HOUR INTENSITY FORECAST HAVE BEEN INCREASED...
AND A HURRICANE WARNING HAS BEEN ISSUED. THE UPGRADE IS BASED ON DATA RECEIVED FROM AIR FORCE RECONNAISSANCE
AIRCRAFT AND NOAA NWS DOPPLER RADAR.