FROM SPACE ENVIRONMENT SERVICES CENTER, BOULDER, COLORADO
SDF NUMBER 330
JOINT USAF/NOAA REPORT OF SOLAR AND GEOPHYSICAL ACTIVITY.
ISSUED 2200Z 25 NOV 1988
IA.  ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 24/2100Z
TO 25/2100Z:  SOLAR ACTIVITY WAS MODERATE.  REGION 5254 (S18E68)
PRODUCED AN IMPULSIVE M1/SN AT 24/2210Z.  THIS REGION HAS
ROTATED INTO COMPLETE VIEW AND APPEARS TO BE A MODERATELY LARGE
SUNSPOT GROUP.  NEW REGION 5255 (N29E61) WAS NUMBERED.
IB.  SOLAR ACTIVITY FORECAST:  SOLAR ACTIVITY IS EXPECTED TO BE
LOW TO MODERATE.  ADDITIONAL M-CLASS FLARES ARE POSSIBLE FROM
REGION 5254.
IIA.  GEOPHYSICAL ACTIVITY SUMMARY FROM 24/2100Z TO 25/2100Z:
THE GEOMAGNETIC FIELD WAS QUIET FOR THE PAST 24 HOURS.
IIB.  GEOPHYSICAL ACTIVITY FORECAST:  THE GEOMAGNETIC FIELD IS
EXPECTED TO BE QUIET TO UNSETTLED.
III.  EVENT PROBABILITIES 26 NOV-28 NOV
CLASS M    50/50/50
CLASS X    20/20/20
PROTON     20/20/20
PCAF       GREEN
IV.  OTTAWA 10.7 CM FLUX
OBSERVED           25 NOV  143
PREDICTED   26 NOV-28 NOV  142/144/146
90 DAY MEAN        25 NOV  162
V.  GEOMAGNETIC A INDICES
OBSERVED  AFR/AP 24 NOV  003/005
ESTIMATED AFR/AP 25 NOV  003/006
PREDICTED AFR/AP 26 NOV-28 NOV  006/007-010/010-010/007