:Product: 19980203RSGA.txt :Issued: 1998 Feb 03 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 034 ISSUED AT 2200Z ON 03 FEB 1998 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 02/2100Z TO 03/2100Z: SOLAR ACTIVITY WAS VERY LOW. ISOLATED, B-CLASS X-RAY BURSTS OCCURRED, NONE OF WHICH WERE OPTICALLY CORRELATED. NEW REGIONS 8150 (N25W29) AND 8151 (S24E75) WERE NUMBERED. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO BE VERY LOW TO LOW. THERE IS A FAIR CHANCE FOR AN ISOLATED C-CLASS SUBFLARE. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 02/2100Z TO 03/2100Z: THE GEOMAGNETIC FIELD WAS QUIET. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS EXPECTED TO BE QUIET. III. EVENT PROBABILITIES 04 FEB-06 FEB CLASS M 10/10/10 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 03 FEB 089 PREDICTED 04 FEB-06 FEB 090/092/092 90 DAY MEAN 03 FEB 096 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 02 FEB 002/003 ESTIMATED AFR/AP 03 FEB 002/002 PREDICTED AFR/AP 04 FEB-06 FEB 005/005-005/005-005/005 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 04 FEB-06 FEB 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 10/10/10 MAJOR-SEVERE STORM 01/01/01