Joint USAF/NOAA Report of Solar and Geophysical Activity 09 Nov 2007

Product: Report of Solar-Geophysical Activity
Issued: 2007 Nov 09 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 313 Issued at 2200Z on 09 Nov 2007

IA. Analysis of Solar Active Regions and Activity from 08/2100Z to 09/2100Z: Solar activity was very low. No flares occurred during the past 24 hours and the solar disk continues to be spotless.

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

IIA. Geophysical Activity Summary 08/2100Z to 09/2100Z: The geomagnetic field was quiet during the past 24 hours.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet for the next three days (10-12 November).

III. Event Probabilities 10 Nov-12 Nov

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

IV. Penticton 10.7 cm Flux

• Observed 09 Nov 070
• Predicted 10 Nov-12 Nov 070/070/070
• 90 Day Mean 09 Nov 068

V. Geomagnetic A Indices

• Observed Afr/Ap 08 Nov 003/003
• Estimated Afr/Ap 09 Nov 002/005
• Predicted Afr/Ap 10 Nov-12 Nov 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 10 Nov-12 Nov

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