Joint USAF/NOAA Report of Solar and Geophysical Activity 29 May 2007
Product: Report of Solar-Geophysical Activity
Issued: 2007 May 29 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 149 Issued at 2200Z on 29 May 2007
IA. Analysis of Solar Active Regions and Activity from 28/2100Z to 29/2100Z: Solar activity continues at very low levels. New Region 958 (S13E62) was numbered today.
IB. Solar Activity Forecast: Solar activity is expected to continue at very low levels.
IIA. Geophysical Activity Summary 28/2100Z to 29/2100Z: The geomagnetic field was quiet. The greater than 2 MeV electron flux at geosynchronous orbit was at high levels again today.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to continue at quiet levels.
III. Event Probabilities 30 May-01 Jun
- Class M 01/01/01
- Class X 01/01/01
- Proton 01/01/01
- PCAF Green
IV. Penticton 10.7 cm Flux
- Observed 29 May 070
- Predicted 30 May-01 Jun 070/070/070
- 90 Day Mean 29 May 073
V. Geomagnetic A Indices
- Observed Afr/Ap 28 May 005/005
- Estimated Afr/Ap 29 May 003/005
- Predicted Afr/Ap 30 May-01 Jun 003/005-003/005-003/005
VI. Geomagnetic Activity Probabilities 30 May-01 Jun
A. Middle Latitudes
- Active 15/15/15
- Minor storm 01/01/01
- Major-severe storm 01/01/01
B. High Latitudes
- Active 15/15/15
- Minor storm 05/05/05
- Major-severe storm 01/01/01