:Product: 1208RSGA.txt :Issued: 2008 Dec 08 2200 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 343 Issued at 2200Z on 08 Dec 2008 IA. Analysis of Solar Active Regions and Activity from 07/2100Z to 08/2100Z: Solar activity was very low. IB. Solar Activity Forecast: Solar activity is expected to be very low. IIA. Geophysical Activity Summary 07/2100Z to 08/2100Z: The geomagnetic field was quiet. The greater than 2 MeV electron flux at geosynchronous orbit was at high levels. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels for the next three days (09-11 December). III. Event Probabilities 09 Dec-11 Dec Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF Green IV. Penticton 10.7 cm Flux Observed 08 Dec 069 Predicted 09 Dec-11 Dec 070/070/070 90 Day Mean 08 Dec 068 V. Geomagnetic A Indices Observed Afr/Ap 07 Dec 006/006 Estimated Afr/Ap 08 Dec 002/005 Predicted Afr/Ap 09 Dec-11 Dec 005/005-005/005-005/005 VI. Geomagnetic Activity Probabilities 09 Dec-11 Dec A. Middle Latitudes Active 05/05/05 Minor storm 01/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 05/05/05 Minor storm 01/01/01 Major-severe storm 01/01/01