:Product: 0128RSGA.txt :Issued: 2006 Jan 28 2204 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 028 Issued at 2200Z on 28 Jan 2006 IA. Analysis of Solar Active Regions and Activity from 27/2100Z to 28/2100Z: Solar activity was very low. 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 quiet. The greater than 2 MeV electron flux at geosynchronous orbit reached high levels again today. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be mostly quiet. III. Event Probabilities 29 Jan-31 Jan Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 28 Jan 080 Predicted 29 Jan-31 Jan 080/080/080 90 Day Mean 28 Jan 087 V. Geomagnetic A Indices Observed Afr/Ap 27 Jan 007/008 Estimated Afr/Ap 28 Jan 005/005 Predicted Afr/Ap 29 Jan-31 Jan 005/005-003/005-003/005 VI. Geomagnetic Activity Probabilities 29 Jan-31 Jan A. Middle Latitudes Active 15/10/10 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