Report of Solar-Geophysical Activity

Report of Solar-Geophysical Activity
Issued: 2008 Aug 28 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 241 Issued at 2200Z on 28 Aug 2008

IA. Analysis of Solar Active Regions and Activity from 27/2100Z
to 28/2100Z: Solar activity was very low. The visible solar disk
remains spotless.
IB. Solar Activity Forecast: Solar activity is expected to be very
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 quiet for the next three days (29-31 August).
III. Event Probabilities 29 Aug-31 Aug
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF Green
IV. Penticton 10.7 cm Flux
Observed 28 Aug 066
Predicted 29 Aug-31 Aug 067/067/067
90 Day Mean 28 Aug 066
V. Geomagnetic A Indices
Observed Afr/Ap 27 Aug 002/003
Estimated Afr/Ap 28 Aug 004/005
Predicted Afr/Ap 29 Aug-31 Aug 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 29 Aug-31 Aug
A. Middle Latitudes
Active 01/01/01
Minor storm 01/01/01
Major-severe storm 01/01/01
B. High Latitudes
Active 10/05/05
Minor storm 01/01/01
Major-severe storm 01/01/01

For current space weather conditions please refer to:

http://www.sec.noaa.gov/SWN/

http://www.sec.noaa.gov/alerts/

NOAA Space Weather Scale descriptions can be found at www.sec.noaa.gov/NOAAscales