:Product: 19960531RSGA.txt :Issued: 1996 May 31 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 152 ISSUED AT 2200Z ON 31 MAY 1996 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 30/2100Z TO 31/2100Z: SOLAR ACTIVITY WAS VERY LOW. THE SOLAR DISK CON- TINUES TO BE SPOTLESS. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO BE VERY LOW. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 30/2100Z TO 31/2100Z: THE GEOMAGNETIC FIELD HAS BEEN AT QUIET TO UNSETTLED LEVELS FOR THE PAST 24 HOURS. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS EXPECTED TO BE QUIET TO UNSETTLED FOR THE NEXT THREE DAYS. III. EVENT PROBABILITIES 01 JUN-03 JUN CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 31 MAY 068 PREDICTED 01 JUN-03 JUN 069/070/070 90 DAY MEAN 31 MAY 070 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 30 MAY 009/010 ESTIMATED AFR/AP 31 MAY 008/008 PREDICTED AFR/AP 01 JUN-03 JUN 010/008-005/008-005/008 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 01 JUN-03 JUN A. MIDDLE LATITUDES ACTIVE 10/10/10 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 01/01/01 B. HIGH LATITUDES ACTIVE 15/15/15 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 05/05/05