NOAA SEC Report of Solar-Geophysical Activity 29 June 2001
:Product: Report of Solar-Geophysical Activity :Issued: 2001 Jun 28 2200 UT # 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 179 Issued at 2200Z on 28 Jun 2001 IA. Analysis of Solar Active Regions and Activity from 27/2100Z to 28/2100Z: Solar activity was low. The largest event was a C2/Sf from Region 9512 (S22W68) at 27/2250 UTC. Regions 9521 (S06E48) and 9522 (S08E66) were numbered today. IB. Solar Activity Forecast: Solar activity is expected to be low. IIA. Geophysical Activity Summary 27/2100Z to 28/2100Z: The geomagnetic field was quiet. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be predominantly quiet with occasional unsettled periods possible. III. Event Probabilities 29 Jun-01 Jul Class M 25/25/25 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 28 Jun 140 Predicted 29 Jun-01 Jul 135/130/130 90 Day Mean 28 Jun 168 V. Geomagnetic A Indices Observed Afr/Ap 27 Jun 005/010 Estimated Afr/Ap 28 Jun 003/005 Predicted Afr/Ap 29 Jun-01 Jul 005/005-005/005-005/005 VI. Geomagnetic Activity Probabilities 29 Jun-01 Jul A. Middle Latitudes Active 10/10/15 Minor storm 01/01/05 Major-severe storm 01/01/01 B. High Latitudes Active 10/15/15 Minor storm 01/05/05 Major-severe storm 01/01/01