:Product: 0822RSGA.txt :Issued: 2007 Aug 22 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 234 Issued at 2200Z on 22 Aug 2007 IA. Analysis of Solar Active Regions and Activity from 21/2100Z to 22/2100Z: Solar activity was very low. IB. Solar Activity Forecast: Solar activity is expected to be very low to low. IIA. Geophysical Activity Summary 21/2100Z to 22/2100Z: The geomagnetic field has been quiet. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet 23 - 24 August and quiet to unsettled 25 August. III. Event Probabilities 23 Aug-25 Aug Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF Green IV. Penticton 10.7 cm Flux Observed 22 Aug 070 Predicted 23 Aug-25 Aug 070/070/070 90 Day Mean 22 Aug 071 V. Geomagnetic A Indices Observed Afr/Ap 21 Aug 003/004 Estimated Afr/Ap 22 Aug 004/005 Predicted Afr/Ap 23 Aug-25 Aug 004/005-002/005-010/015 VI. Geomagnetic Activity Probabilities 23 Aug-25 Aug A. Middle Latitudes Active 15/15/25 Minor storm 01/01/10 Major-severe storm 01/01/05 B. High Latitudes Active 20/20/30 Minor storm 01/01/15 Major-severe storm 01/01/10