:Product: 19960819RSGA.txt :Issued: 1996 Aug 19 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 232 ISSUED AT 2200Z ON 19 AUG 1996 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 18/2100Z TO 19/2100Z: SOLAR ACTIVITY REMAINED VERY LOW. A SMALL REGION EMERGED NEAR N10W13 AND WAS NUMBERED AS NEW REGION 7985. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS FORECAST TO REMAIN VERY LOW FOR THE NEXT THREE DAYS. PREVIOUSLY ACTIVE LONGITUDES ARE DUE TO RETURN AT THE END OF THE PERIOD BUT ARE NOT EXPECTED TO AFFECT ACTIVITY LEVELS. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 18/2100Z TO 19/2100Z: THE GEOMAGNETIC FIELD WAS QUIET. THE GREATER THAN 2 MEV ELECTRON FLUX AT GEOSYNCHRONOUS ALTITUDE BRIEFLY REACHED THE HIGH LEVEL AT 18/2145Z. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS FORECAST TO BE PREDOMINANTLY QUIET FOR THE NEXT THREE DAYS. III. EVENT PROBABILITIES 20 AUG-22 AUG CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 19 AUG 068 PREDICTED 20 AUG-22 AUG 068/068/070 90 DAY MEAN 19 AUG 070 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 18 AUG 006/005 ESTIMATED AFR/AP 19 AUG 006/005 PREDICTED AFR/AP 20 AUG-22 AUG 005/005-005/005-005/005 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 20 AUG-22 AUG 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