Joint USAF/NOAA Report of Solar and Geophysical Activity 30 Nov 2007

Product: Report of Solar-Geophysical Activity
Issued: 2007 Nov 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 334 Issued at 2200Z on 30 Nov 2007

IA. Analysis of Solar Active Regions and Activity from 29/2100Z to 30/2100Z: Solar activity was very low. No flares were observed during the past 24 hours. The visible solar disk was spotless.

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

IIA. Geophysical Activity Summary 29/2100Z to 30/2100Z: The geomagnetic field was quiet. The greater than 2 MeV electron flux at geosynchronous orbit was high.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet through the forecast period.

III. Event Probabilities 01 Dec-03 Dec

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

IV. Penticton 10.7 cm Flux

• Observed 30 Nov 071
• Predicted 01 Dec-03 Dec 070/070/070
• 90 Day Mean 30 Nov 068

V. Geomagnetic A Indices

• Observed Afr/Ap 29 Nov 002/003
• Estimated Afr/Ap 30 Nov 002/005
• Predicted Afr/Ap 01 Dec-03 Dec 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 01 Dec-03 Dec

A. Middle Latitudes

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

B. High Latitudes

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