:Product: 0728RSGA.txt :Issued: 2007 Jul 28 2203 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 209 Issued at 2200Z on 28 Jul 2007 IA. Analysis of Solar Active Regions and Activity from 27/2100Z to 28/2100Z: Solar activity was very low. Region 965 (S11E24) was numbered. 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. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet to unsettled. III. Event Probabilities 29 Jul-31 Jul Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF Green IV. Penticton 10.7 cm Flux Observed 28 Jul 070 Predicted 29 Jul-31 Jul 070/070/070 90 Day Mean 28 Jul 074 V. Geomagnetic A Indices Observed Afr/Ap 27 Jul 006/008 Estimated Afr/Ap 28 Jul 003/005 Predicted Afr/Ap 29 Jul-31 Jul 005/005-010/015-010/010 VI. Geomagnetic Activity Probabilities 29 Jul-31 Jul A. Middle Latitudes Active 05/05/05 Minor storm 01/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 10/10/10 Minor storm 05/05/05 Major-severe storm 01/01/01