:Product: 19961229RSGA.txt :Issued: 1996 Dec 29 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 364 ISSUED AT 2200Z ON 29 DEC 1996 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 28/2100Z TO 29/2100Z: SOLAR ACTIVITY HAS BEEN VERY LOW. THE VISIBLE DISK REMAINS SPOTLESS AND STABLE. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO REMAIN VERY LOW FOR THE ENTIRE FORECAST PERIOD. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 28/2100Z TO 29/2100Z: THE GEOMAGNETIC FIELD HAS BEEN QUIET FOR THE PAST 24 HOURS AT ALL LATITUDES. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS EXPECTED TO REMAIN QUIET FOR THE ENTIRE FORECAST PERIOD. III. EVENT PROBABILITIES 30 DEC-01 JAN CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 29 DEC 074 PREDICTED 30 DEC-01 JAN 072/072/070 90 DAY MEAN 29 DEC 075 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 28 DEC 003/004 ESTIMATED AFR/AP 29 DEC 002/003 PREDICTED AFR/AP 30 DEC-01 JAN 005/005-005/005-005/005 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 30 DEC-01 JAN A. MIDDLE LATITUDES ACTIVE 10/10/10 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 01/01/01 B. HIGH LATITUDES ACTIVE 10/10/10 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 01/01/01