Joint USAF/NOAA Report of Solar and Geophysical Activity 30 Aug 2008

Product: Report of Solar-Geophysical Activity
Issued: 2008 Aug 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 243 Issued at 2200Z on 30 Aug 2008

IA. Analysis of Solar Active Regions and Activity from 29/2100Z to 30/2100Z: Solar activity was very low. The visible solar disk remained spotless.

IB. Solar Activity Forecast: Solar activity is expected to remain very low.

IIA. Geophysical Activity Summary 29/2100Z to 30/2100Z: The geomagnetic field was quiet.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to remain quiet.

III. Event Probabilities 31 Aug-02 Sep

• Class M 01/01/01
• Class X 01/01/01
• Proton 01/01/01
• PCAF Green

• IV. Penticton 10.7 cm Flux
• Observed 30 Aug 067
• Predicted 31 Aug-02 Sep 067/067/067
• 90 Day Mean 30 Aug 066

V. Geomagnetic A Indices

• Observed Afr/Ap 29 Aug 002/003
• Estimated Afr/Ap 30 Aug 005/005
• Predicted Afr/Ap 31 Aug-02 Sep 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 31 Aug-02 Sep

A. Middle Latitudes

• Active 10/10/10
• Minor storm 05/05/05
• Major-severe storm 01/01/01

B. High Latitudes

• Active 10/10/10
• Minor storm 05/05/05
• Major-severe storm 01/01/01