Joint USAF/NOAA Report of Solar and Geophysical Activity 02 Feb 2007

Product: Report of Solar-Geophysical Activity
Issued: 2007 Feb 02 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 033 Issued at 2200Z on 02 Feb 2007

IA. Analysis of Solar Active Regions and Activity from 01/2100Z to 02/2100Z: Solar activity was very low.

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

IIA. Geophysical Activity Summary 01/2100Z to 02/2100Z: The geomagnetic field was quiet. The greater than 2 MeV electron flux at geosynchronous orbit reached high levels today.

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

III. Event Probabilities 03 Feb-05 Feb

• Class M 05/05/10
• Class X 01/01/01
• Proton 01/01/01
• PCAF green

IV. Penticton 10.7 cm Flux

• Observed 02 Feb 090
• Predicted 03 Feb-05 Feb 090/090/090
• 90 Day Mean 02 Feb 085

V. Geomagnetic A Indices

• Observed Afr/Ap 01 Feb 007/008
• Estimated Afr/Ap 02 Feb 005/005
• Predicted Afr/Ap 03 Feb-05 Feb 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 03 Feb-05 Feb

A. Middle Latitudes

• Active 15/15/15
• Minor storm 01/01/01
• Major-severe storm 01/01/01

B. High Latitudes

• Active 20/15/15
• Minor storm 10/05/05
• Major-severe storm 01/01/01