:Product: 20041001RSGA.txt :Issued: 2004 Oct 01 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 275 Issued at 2200Z on 01 Oct 2004 IA. Analysis of Solar Active Regions and Activity from 30/2100Z to 01/2100Z: Solar activity was very low. No flares were observed. IB. Solar Activity Forecast: Solar activity is expected to be very low. IIA. Geophysical Activity Summary 30/2100Z to 01/2100Z: The geomagnetic field was quiet. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet to unsettled. III. Event Probabilities 02 Oct-04 Oct Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 01 Oct 088 Predicted 02 Oct-04 Oct 090/095/095 90 Day Mean 01 Oct 111 V. Geomagnetic A Indices Observed Afr/Ap 30 Sep 002/004 Estimated Afr/Ap 01 Oct 003/005 Predicted Afr/Ap 02 Oct-04 Oct 005/008-008/012-008/012 VI. Geomagnetic Activity Probabilities 02 Oct-04 Oct A. Middle Latitudes Active 15/15/15 Minor storm 05/05/05 Major-severe storm 01/01/01 B. High Latitudes Active 25/25/25 Minor storm 15/15/15 Major-severe storm 05/05/05