:Product: 20041003RSGA.txt :Issued: 2004 Oct 03 2200 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 277 Issued at 2200Z on 03 Oct 2004 IA. Analysis of Solar Active Regions and Activity from 02/2100Z to 03/2100Z: Solar activity was very low. Region 678 (N12W29) emerged on the disk. IB. Solar Activity Forecast: Solar activity is expected to be very low. IIA. Geophysical Activity Summary 02/2100Z to 03/2100Z: The geomagnetic field ranged from quiet to active. The most disturbed periods were from 03/0900-1500 UTC. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet to unsettled with isolated active periods possible. III. Event Probabilities 04 Oct-06 Oct Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 03 Oct 089 Predicted 04 Oct-06 Oct 090/095/100 90 Day Mean 03 Oct 112 V. Geomagnetic A Indices Observed Afr/Ap 02 Oct 008/012 Estimated Afr/Ap 03 Oct 010/016 Predicted Afr/Ap 04 Oct-06 Oct 008/015-008/010-005/005 VI. Geomagnetic Activity Probabilities 04 Oct-06 Oct A. Middle Latitudes Active 25/25/25 Minor storm 10/10/10 Major-severe storm 01/01/01 B. High Latitudes Active 40/40/40 Minor storm 15/15/15 Major-severe storm 05/05/05