:Product: 19961226RSGA.txt
:Issued: 1996 Dec 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 361 ISSUED AT 2200Z ON 26 DEC 1996
IA.  ANALYSIS OF SOLAR ACTIVE REGIONS AND ACTIVITY FROM  25/2100Z
TO 26/2100Z:  SOLAR ACTIVITY WAS VERY LOW. NO FLARES OCCURRED. THE
VISIBLE DISK REMAINS QUIET AND VOID OF ACTIVE REGIONS.
IB.  SOLAR ACTIVITY FORECAST:  SOLAR ACTIVITY IS EXPECTED TO BE VERY
LOW.
IIA.  GEOPHYSICAL ACTIVITY SUMMARY FROM 25/2100Z TO 26/2100Z:
THE GEOMAGNETIC FIELD HAS BEEN AT QUIET LEVELS AT ALL LATITUDES FOR
THE PAST 24 HOURS.
IIB.  GEOPHYSICAL ACTIVITY FORECAST:  THE GEOMAGENTIC FIELD IS
EXPECTED TO BE MOSTLY QUIET FOR THE NEXT 48 HOURS, WITH ACTIVITY
INCREASING TO QUIET TO UNSETTLED ON DAY THREE.
III.  EVENT PROBABILITIES 27 DEC-29 DEC
CLASS M    01/01/01
CLASS X    01/01/01
PROTON     01/01/01
PCAF       GREEN
IV.  PENTICTON 10.7 CM FLUX
OBSERVED           26 DEC 076
PREDICTED   27 DEC-29 DEC  073/072/070
90 DAY MEAN        26 DEC 075
V.  GEOMAGNETIC A INDICES
OBSERVED AFR/AP 25 DEC  006/006
ESTIMATED AFR/AP 26 DEC  004/004
PREDICTED AFR/AP 27 DEC-29 DEC  005/005-005/008-010/010
VI.  GEOMAGNETIC ACTIVITY PROBABILITIES 27 DEC-29 DEC
A.  MIDDLE LATITUDES
ACTIVE                15/15/15
MINOR STORM           05/05/05
MAJOR-SEVERE STORM    01/01/01
B.  HIGH LATITUDES
ACTIVE                15/15/15
MINOR STORM           05/05/05
MAJOR-SEVERE STORM    01/01/01