:Product: Report of Solar-Geophysical Activity :Issued: 2009 May 12 2201 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 132 Issued at 2200Z on 12 May 2009 IA. Analysis of Solar Active Regions and Activity from 11/2100Z to 12/2100Z: Solar activity was very low. No flares were detected. The visible disk was spotless. IB. Solar Activity Forecast: Solar activity is expected to be very low. IIA. Geophysical Activity Summary 11/2100Z to 12/2100Z: Geomagnetic field activity was at quiet levels. IIB. Geophysical Activity Forecast: Geomagnetic field activity is expected to be quiet for the next three days (13 - 15 May). III. Event Probabilities 13 May-15 May Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF Green IV. Penticton 10.7 cm Flux Observed 12 May 074 Predicted 13 May-15 May 073/073/073 90 Day Mean 12 May 070 V. Geomagnetic A Indices Observed Afr/Ap 11 May 002/004 Estimated Afr/Ap 12 May 005/005 Predicted Afr/Ap 13 May-15 May 005/005-005/005-008/008 VI. Geomagnetic Activity Probabilities 13 May-15 May 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 01/01/01 Major-severe storm 01/01/01