Joint USAF/NOAA Report of Solar and Geophysical Activity 10 Jun 2007

Product: Report of Solar-Geophysical Activity
Issued: 2007 Jun 10 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 161 Issued at 2200Z on 10 Jun 2007

IA. Analysis of Solar Active Regions and Activity from 09/2100Z to 10/2100Z: Solar activity was low. Region 960 (S05W46) has continued to decay, but produced a C1/sf at 10/1111Z.

IB. Solar Activity Forecast: Solar activity is expected to be very low to low. Region 960 may produce C-class activity.

IIA. Geophysical Activity Summary 09/2100Z to 10/2100Z: The geomagnetic field was quiet to unsettled. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet to unsettled throughout the forecast period.

III. Event Probabilities 11 Jun-13 Jun

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

IV. Penticton 10.7 cm Flux

• Observed 10 Jun 076
• Predicted 11 Jun-13 Jun 075/075/075
• 90 Day Mean 10 Jun 074

V. Geomagnetic A Indices

• Observed Afr/Ap 09 Jun 005/008
• Estimated Afr/Ap 10 Jun 005/005
• Predicted Afr/Ap 11 Jun-13 Jun 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 11 Jun-13 Jun

A. Middle Latitudes

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

B. High Latitudes

• Active 25/25/25
• Minor storm 15/15/15
• Major-severe storm 05/05/05