Joint USAF/NOAA Report of Solar and Geophysical Activity 26 Mar 2006

Product: Report of Solar-Geophysical Activity
Issued: 2006 Mar 26 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 085 Issued at 2200Z on 26 Mar 2006

IA. Analysis of Solar Active Regions and Activity from 25/2100Z to 26/2100Z: Solar activity was very low.

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

IIA. Geophysical Activity Summary 25/2100Z to 26/2100Z: The geomagnetic field was quiet to unsettled. The 2 MeV electron flux at geosynchronous orbit was high.

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

III. Event Probabilities 27 Mar-29 Mar

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

IV. Penticton 10.7 cm Flux

• Observed 26 Mar 074
• Predicted 27 Mar-29 Mar 075/075/075
• 90 Day Mean 26 Mar 079

V. Geomagnetic A Indices

• Observed Afr/Ap 25 Mar 004/007
• Estimated Afr/Ap 26 Mar 005/005
• Predicted Afr/Ap 27 Mar-29 Mar 005/007-005/005-005/005

VI. Geomagnetic Activity Probabilities 27 Mar-29 Mar

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