SOLAR ACTIVITY WAS HIGH. TWO M-CLASS X-RAY EVENTS OCCURRED DURING THE PERIOD. REGION 9090 (N10E70) PRODUCED AN M5/1N EVENT AT 16/0203Z. AN M1 OCCURRED AT 16/0228Z WITH NO OPTICAL CORRELATION. REGION 9087 PRODUCED NUMEROUS MINOR C-CLASS ACTIVITY. SEVERAL OTHER C-CLASS EVENTS WERE OPTICALLY UNCORRELATED. REGION 9077 (N18W36) APPEARS TO HAVE A BETA-GAMMA CONFIGURATION AND IS IN A PERIOD OF SLOW DECAY. SIGNIFICANT GROWTH WAS REPORTED IN REGION 9085 (N14E20), AND NOW HAS A BETA-GAMMA MAGNETIC CONFIGURATION. REGION 9087 (S13E44) ALSO SHOWED MODERATE GROWTH IN THE NUMBER OF SUNSPOTS VISIBLE. NEW REGIONS 9090 AND 9091 (S07E69) WERE NUMBERED TODAY.

SOLAR ACTIVITY IS EXPECTED TO BE MODERATE TO HIGH. REGION 9077, 9085, 9087, AND 9090 ALL HAVE THE CAPABILITY TO PRODUCE A MAJOR EVENT.

THE GEOMAGNETIC FIELD RANGED FROM QUIET TO SEVERE STORM LEVELS. MAJOR TO SEVERE STORM CONDITIONS DECREASED EARLY ON 16 JULY. THE GREATER THAN 100 MEV PROTON EVENT THAT BEGAN 14/1040Z, PEAKED AT 410 PFU AT 14/1620Z, AND ENDED AT 16/0400Z. THE GREATER THAN 10 MEV PROTON EVENT CONTINUES TO DECLINE FROM A PEAK OF 24000 PFU'S AT 15/1230Z AND IS CURRENTLY AROUND 180 PFU'S. THE PCA ASSOCIATED WITH THE X5/3B ON 14 JULY PEAKED AT 15/1436Z WITH 49.0 DB AND IS STILL IN PROGRESS. A MODERATE FORBUSH DECREASE CONTINUED THROUGHOUT THE PERIOD.

THE GEOMAGNETIC FIELD WILL CONTINUE TO DECREASE TO PREDOMINATELY QUIET TO UNSETTLED CONDITIONS WITH THE CHANCE OF ISOLATED ACTIVE TO MINOR STORM LEVELS POSSIBLE THE FIRST DAY.

  觀測的       16 JUL 219
  預測的   17 JUL-19 JUL  215/215/210
  90天平均值        16 JUL 185

OBSERVED AFR/AP 15 JUL  148/152
ESTIMATED AFR/AP 16 JUL  035/055
PREDICTED AFR/AP 17 JUL-19 JUL  020/020-015/015-010/015