:Product: 1006RSGA.txt :Issued: 2011 Oct 06 2200 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 279 Issued at 2200Z on 06 Oct 2011 IA. Analysis of Solar Active Regions and Activity from 05/2100Z to 06/2100Z: Solar activity has been at low levels for the past 24 hours. The largest flare of the period, a C1 event at 06/0912Z, was from an unnumbered region in the southeast quadrant. There are currently 9 numbered regions on the visible disk. IB. Solar Activity Forecast: Solar activity is expected to be at low levels with a slight chance for M-class activity for the next three days (07 - 09 October). IIA. Geophysical Activity Summary 05/2100Z to 06/2100Z: The geomagnetic field has been at predominantly quiet levels for the past 24 hours. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels for the next three days (07 - 09 October). III. Event Probabilities 07 Oct-09 Oct Class M 20/20/20 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 06 Oct 124 Predicted 07 Oct-09 Oct 125/130/130 90 Day Mean 06 Oct 113 V. Geomagnetic A Indices Observed Afr/Ap 05 Oct 012/020 Estimated Afr/Ap 06 Oct 005/008 Predicted Afr/Ap 07 Oct-09 Oct 008/010-005/008-005/005 VI. Geomagnetic Activity Probabilities 07 Oct-09 Oct A. Middle Latitudes Active 20/05/05 Minor storm 05/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 25/15/15 Minor storm 10/05/05 Major-severe storm 01/01/01