:Product: 19960726RSGA.txt :Issued: 1996 Jul 26 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 208 ISSUED AT 2200Z ON 26 JUL 1996 IA. ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 25/2100Z TO 26/2100Z: SOLAR ACTIVITY WAS VERY LOW. NEW REGION 7980 (N10W02) EMERGED EARLY IN THE INTERVAL AS A SMALL BIPOLE. LITTLE ELSE OF SIGNIFICANCE WAS REPORTED. IB. SOLAR ACTIVITY FORECAST: SOLAR ACTIVITY IS EXPECTED TO BE VERY LOW. HOWEVER, THE IMMINENT RETURN OF OLD REGION 7978 (S11) THE SITE OF AN X-CLASS FLARE ON JULY 9, MAY BRING AN INCREASE IN FLARE ACTIVITY. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 25/2100Z TO 26/2100Z: THE GEOMAGNETIC FIELD WAS QUIET. IIB. GEOPHYSICAL ACTIVITY FORECAST: THE GEOMAGNETIC FIELD IS EXPECTED TO PERSIST AT QUIET CONDITIONS THROUGHOUT THE PERIOD. III. EVENT PROBABILITIES 27 JUL-29 JUL CLASS M 01/01/01 CLASS X 01/01/01 PROTON 01/01/01 PCAF GREEN IV. PENTICTON 10.7 CM FLUX OBSERVED 26 JUL 070 PREDICTED 27 JUL-29 JUL 070/072/074 90 DAY MEAN 26 JUL 070 V. GEOMAGNETIC A INDICES OBSERVED AFR/AP 25 JUL 007/006 ESTIMATED AFR/AP 26 JUL 007/006 PREDICTED AFR/AP 27 JUL-29 JUL 005/006-005/006-005/007 VI. GEOMAGNETIC ACTIVITY PROBABILITIES 27 JUL-29 JUL A. MIDDLE LATITUDES ACTIVE 05/05/05 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 01/01/01 B. HIGH LATITUDES ACTIVE 05/05/05 MINOR STORM 05/05/05 MAJOR-SEVERE STORM 01/01/01