Joint USAF/NOAA Report of Solar and Geophysical Activity 01 Jul 2007

Product: Report of Solar-Geophysical Activity
Issued: 2007 Jul 01 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 182 Issued at 2200Z on 01 Jul 2007

IA. Analysis of Solar Active Regions and Activity from 30/2100Z to 01/2100Z: Solar activity was very low.

IB. Solar Activity Forecast: Solar activity is expected to be very low. There remains a slight chance for an isolated C-class flare from Region 961 (S10W04).

IIA. Geophysical Activity Summary 30/2100Z to 01/2100Z: The geomagnetic field was quiet.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet to unsettled for the forecast period, July 02 – 04.

III. Event Probabilities 02 Jul-04 Jul

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

IV. Penticton 10.7 cm Flux

• Observed 01 Jul 074
• Predicted 02 Jul-04 Jul 075/075/075
• 90 Day Mean 01 Jul 074

V. Geomagnetic A Indices

• Observed Afr/Ap 30 Jun 004/006
• Estimated Afr/Ap 01 Jul 004/005
• Predicted Afr/Ap 02 Jul-04 Jul 004/005-004/008-004/008

VI. Geomagnetic Activity Probabilities 02 Jul-04 Jul

A. Middle Latitudes

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

B. High Latitudes

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