:Product: 1128RSGA.txt :Issued: 2008 Nov 28 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 333 Issued at 2200Z on 28 Nov 2008 IA. Analysis of Solar Active Regions and Activity from 27/2100Z to 28/2100Z: Solar activity was very low. No flares were observed during the past 24 hours. The visible disk remained spotless. IB. Solar Activity Forecast: Solar activity is expected to be very low. IIA. Geophysical Activity Summary 27/2100Z to 28/2100Z: The geomagnetic field was predominantly quiet. Solar wind velocities measured at the ACE satellite ranged from 538 km/s to 454 km/s during the period. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be predominantly quiet for the next three days (29 November - 1 December). III. Event Probabilities 29 Nov-01 Dec Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF Green IV. Penticton 10.7 cm Flux Observed 28 Nov 067 Predicted 29 Nov-01 Dec 068/068/068 90 Day Mean 28 Nov 068 V. Geomagnetic A Indices Observed Afr/Ap 27 Nov 005/007 Estimated Afr/Ap 28 Nov 004/005 Predicted Afr/Ap 29 Nov-01 Dec 005/005-005/005-005/005 VI. Geomagnetic Activity Probabilities 29 Nov-01 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