FROM SPACE ENVIRONMENT SERVICES CENTER, BOULDER, COLORADO
SDF NUMBER 343
JOINT USAF/NOAA REPORT OF SOLAR AND GEOPHYSICAL ACTIVITY.
ISSUED 2200Z 08 DEC 1988
IA.  ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 07/2100Z
TO 08/2100Z:  SOLAR ACTIVITY WAS MODERATE. REGION 5254, NOW A
DAY BEYOND WEST LIMB AT S16, PRODUCED AN M1/0F FLARE AT
07/2341Z. NEWLY NUMBERED REGION 5271 (N13E67) GENERATED A FEW
SMALL FLARES EARLY IN THE PERIOD. THE REST OF THE DISK CAN BE
CHARACTERIZED AS GENERALLY STABLE.
IB.  SOLAR ACTIVITY FORECAST:  SOLAR ACTIVITY SHOULD CONTINUE
AT A LOW LEVEL. NO FURTHER M-CLASS ACTIVITY IS ANTICIPATED
FROM REGION 5254.
IIA.  GEOPHYSICAL ACTIVITY SUMMARY FROM 07/2100Z TO 08/2100Z:
THE GEOMAGNETIC FIELD HAS BEEN AT QUIET LEVELS FOR
THE PAST 24 HOURS.
IIB.  GEOPHYSICAL ACTIVITY FORECAST:  THE GEOMAGNETIC FIELD IS
LIKELY TO BE QUIET TO UNSETTLED THE NEXT THREE DAYS.
III.  EVENT PROBABILITIES 09 DEC-11 DEC
CLASS M    10/10/10
CLASS X    01/01/01
PROTON     01/01/01
PCAF       GREEN
IV.  OTTAWA 10.7 CM FLUX
OBSERVED           08 DEC  169
PREDICTED   09 DEC-11 DEC  171/174/177
90 DAY MEAN        08 DEC  160
V.  GEOMAGNETIC A INDICES
OBSERVED  AFR/AP 07 DEC  002/006
ESTIMATED AFR/AP 08 DEC  003/008
PREDICTED AFR/AP 09 DEC-11 DEC  005/012-010/012-010/010