:Product: 19971228GEOA.txt :Issued: 1997 Dec 28 0330 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Environment Center and the U.S. Air Force. # GEOALERT WWA362 UGEOA 20401 71228 0330/ 9935/ 11281 20281 30281 99999 UGEOE 20401 71228 0330/ 27/00 99999 UGEOI 20401 71228 0330/ 27/// 10056 20960 30000 40325 50000 61607 71804 80103 90420 99999 UGEOR 20401 71228 0330/ 27/24 28103 18124 20000 30010 45233 50230 60020 31221 17100 18126 20000 30000 47201 50180 60003 12821 02000 18128 20000 30000 42012 50010 60003 45428 01000 99999 PLAIN STRATWARM ALERT/SATURDAY/STRATWARM EXISTS. A LARGE WARM AREA COVERS THE POLAR REGION. TEMPERATURE GRADIENT REVERSED BETWEEN 60N AND THE POLE FROM 30 HPA UPWARDS INTO THE UPPER STRATOSPHERE.