:Product: 19970302RSGA.txt :Issued: 1997 Mar 02 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 061 ISSUED AT 2200Z ON 02 MAR 1997 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 01/2100Z TO 02/2100Z: THE VISIBLE DISK REMAINED SPOTLESS AND SOLAR ACTIVITY REMAINED VERY LOW. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY SHOULD CONTINUE AT VERY LOW LEVELS FOR THE NEXT THREE DAYS. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 01/2100Z TO 02/2100Z: THE GEOMAGNETIC FIELD BEGAN THE PERIOD WITH QUIET CONDITIONS. GENERALLY ACTIVE LEVELS WERE OBSERVED FROM 02/0300-1200Z. SOME HIGH LATITUDE SITES EXPERIENCED STORM CONDITIONS DURING THAT INTERVAL. THE FIELD RETURNED TO QUIET CONDITIONS FOR THE REMAINDER OF THE PERIOD. WHEN COMPARED TO 01 MAR, SOLAR WIND VELOCITY DECREASED BY ABOUT 100 KM/S DURING THE PERIOD. ENERGETIC ELECTRON FLUXES AT GEOSYNCHRONOUS ORBIT WERE HIGH. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS FORECAST TO BE QUIET TO UNSETTLED FOR THE NEXT THREE DAYS. ISOLATED ACTIVE CONDITIONS ARE POSSIBLE DURING THAT TIME. III. EVENT PROBABILITIES 03 MAR-05 MAR CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 02 MAR 072 PREDICTED 03 MAR-05 MAR 072/072/072 90 DAY MEAN 02 MAR 075 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 01 MAR 011/010 ESTIMATED AFR/AP 02 MAR 011/012 PREDICTED AFR/AP 03 MAR-05 MAR 010/010-010/010-010/010 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 03 MAR-05 MAR A. MIDDLE LATITUDES ACTIVE 15/10/10 MINOR STORM 10/05/05 MAJOR-SEVERE STORM 01/01/01 B. HIGH LATITUDES ACTIVE 15/10/10 MINOR STORM 10/05/05 MAJOR-SEVERE STORM 01/01/01