FROM SPACE ENVIRONMENT SERVICES CENTER, BOULDER, COLORADO
SDF NUMBER 337
JOINT USAF/NOAA REPORT OF SOLAR AND GEOPHYSICAL ACTIVITY.
ISSUED 2200Z 02 DEC 1988
IA.  ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM 01/2100Z
TO 02/2100Z:  SOLAR ACTIVITY WAS LOW. REGION 5262 (S14E07) GREW
MORE MAGNETICALLY COMPLICATED, BUT PRODUCED ONLY C-CLASS X-RAY
FLARES. REGION 5254 (S17W24) CONTINUED TO SLOWLY DECAY, BUT WAS
STILL MAGNETICALLY COMPLICATED. REGION 5261 (N19E35) PRODUCED
MANY C-CLASS X-RAY FLARES WITH LITTLE OR NO SIGNIFICANT RADIO
PARAMETERS.
IB.  SOLAR ACTIVITY FORECAST:  SOLAR ACTIVITY IS EXPECTED TO BE
LOW. THERE IS A SLIGHT CHANCE OF MODERATE ACTIVITY.
IIA.  GEOPHYSICAL ACTIVITY SUMMARY FROM 01/2100Z TO 02/2100Z:
THE GEOMAGNETIC FIELD WAS UNSETTLED TO ACTIVE, WITH MINOR STORM
CONDITIONS OCCURRING LATE IN THE PERIOD.
IIB.  GEOPHYSICAL ACTIVITY FORECAST:  THE GEOMAGNETIC FIELD IS
EXPECTED TO BE GENERALLY UNSETTLED. BRIEF ACTIVE CONDITIONS ARE
POSSIBLE THE FIRST DAY AS THE CURRENT ACTIVITY DECREASES.
III.  EVENT PROBABILITIES 03 DEC-05 DEC
CLASS M    30/30/30
CLASS X    05/05/05
PROTON     10/10/10
PCAF       GREEN
IV.  OTTAWA 10.7 CM FLUX
OBSERVED           02 DEC  154
PREDICTED   03 DEC-05 DEC  154/155/156
90 DAY MEAN        02 DEC  159
V.  GEOMAGNETIC A INDICES
OBSERVED  AFR/AP 01 DEC  004/010
ESTIMATED AFR/AP 02 DEC  014/012
PREDICTED AFR/AP 03 DEC-05 DEC  010/012-010/015-010/015