:Product: 0430RSGA.txt :Issued: 2009 Apr 30 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 120 Issued at 2200Z on 30 Apr 2009 IA. Analysis of Solar Active Regions and Activity from 29/2100Z to 30/2100Z: Solar activity was very low. Region 1016 (S07W79) produced isolated A-class flares as it neared the west limb. IB. Solar Activity Forecast: Solar activity is expected to be very low. IIA. Geophysical Activity Summary 29/2100Z to 30/2100Z: Geomagnetic field activity was at quiet levels. IIB. Geophysical Activity Forecast: Geomagnetic field activity is expected to be at quiet levels through the period (01 - 03 May). III. Event Probabilities 01 May-03 May Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF Green IV. Penticton 10.7 cm Flux Observed 30 Apr 070 Predicted 01 May-03 May 070/070/070 90 Day Mean 30 Apr 070 V. Geomagnetic A Indices Observed Afr/Ap 29 Apr 003/003 Estimated Afr/Ap 30 Apr 002/005 Predicted Afr/Ap 01 May-03 May 005/005-005/005-005/005 VI. Geomagnetic Activity Probabilities 01 May-03 May A. Middle Latitudes Active 05/05/05 Minor storm 01/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 05/05/05 Minor storm 01/01/01 Major-severe storm 01/01/01