:Product: 19961015RSGA.txt :Issued: 1996 Oct 15 2200 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Environment Center and the U.S. Air Force. # JOINT USAF/NOAA REPORT OF SOLAR AND GEOPHYSICAL ACTIVITY SDF NUMBER 289 ISSUED AT 2200Z ON 15 OCT 1996 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 14/2100Z TO 15/2100Z: SOLAR ACTIVITY WAS VERY LOW. THE DISK REMAINS SPOTLESS. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO BE VERY LOW. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 14/2100Z TO 15/2100Z: THE GEOMAGNETIC FIELD WAS QUIET TO MILDLY UNSETTLED. ENERGETIC ELECTRON FLUXES AT GEOSYNCHRONOUS ORBIT WERE MODERATE TO HIGH. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS EXPECTED TO BE UNSETTLED TO ACTIVE. CORONAL HOLE EFFECTS ARE DUE OCTOBER 17. III. EVENT PROBABILITIES 16 OCT-18 OCT CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 15 OCT 069 PREDICTED 16 OCT-18 OCT 069/069/069 90 DAY MEAN 15 OCT 071 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 14 OCT 012/011 ESTIMATED AFR/AP 15 OCT 007/010 PREDICTED AFR/AP 16 OCT-18 OCT 010/012-020/020-020/020 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 16 OCT-18 OCT A. MIDDLE LATITUDES ACTIVE 25/30/30 MINOR STORM 15/30/30 MAJOR-SEVERE STORM 05/20/20 B. HIGH LATITUDES ACTIVE 25/30/30 MINOR STORM 15/35/35 MAJOR-SEVERE STORM 05/20/20