:Product: 19970508RSGA.txt :Issued: 1997 May 08 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 128 ISSUED AT 2200Z ON 08 MAY 1997 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 07/2100Z TO 08/2100Z: SOLAR ACTIVITY WAS VERY LOW. THERE WERE NO SIGNIFICANT EVENTS OBSERVED DURING THE PERIOD. NEW REGION 8039 (N23W32) EMERGED ON THE DISK TODAY. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO BE VERY LOW. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 07/2100Z TO 08/2100Z: THE GEOMAGNETIC FIELD WAS QUIET FOR THE PAST 24 HOURS. THE GREATER THAN 2 MEV ELECTRON FLUX EXCEEDED HIGH LEVELS. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS EXPECTED TO BE MOSTLY UNSETTLED FOR THE NEXT TWO DAYS, AND IS EXPECTED TO BE MOSTLY QUIET ON THE THIRD DAY. III. EVENT PROBABILITIES 09 MAY-11 MAY CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 08 MAY 072 PREDICTED 09 MAY-11 MAY 072/073/074 90 DAY MEAN 08 MAY 074 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 07 MAY 004/005 ESTIMATED AFR/AP 08 MAY 005/005 PREDICTED AFR/AP 09 MAY-11 MAY 008/008-008/008-005/005 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 09 MAY-11 MAY A. MIDDLE LATITUDES ACTIVE 15/15/10 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 01/01/01 B. HIGH LATITUDES ACTIVE 20/20/15 MINOR STORM 10/10/05 MAJOR-SEVERE STORM 05/05/01