Joint USAF/NOAA Report of Solar and Geophysical Activity 07 Feb 2009
Product: Report of Solar-Geophysical Activity
Issued: 2009 Feb 07 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 038 Issued at 2200Z on 07 Feb 2009
IA. Analysis of Solar Active Regions and Activity from 06/2100Z to 07/2100Z: Solar activity was very low. No flares were observed during the past 24 hours. The visible disk remained spotless.
IB. Solar Activity Forecast: Solar activity is expected to be very low.
IIA. Geophysical Activity Summary 06/2100Z to 07/2100Z: The geomagnetic field was quiet.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet on 8-9 February. Predominantly quiet conditions are expected on 10 February.
III. Event Probabilities 08 Feb-10 Feb
- Class M 01/01/01
- Class X 01/01/01
- Proton 01/01/01
- PCAF green
IV. Penticton 10.7 cm Flux
- Observed 07 Feb 071
- Predicted 08 Feb-10 Feb 070/070/070
- 90 Day Mean 07 Feb 069
V. Geomagnetic A Indices
- Observed Afr/Ap 06 Feb 001/002
- Estimated Afr/Ap 07 Feb 002/003
- Predicted Afr/Ap 08 Feb-10 Feb 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 08 Feb-10 Feb
A. Middle Latitudes
- Active 01/01/01
- Minor storm 01/01/01
- Major-severe storm 01/01/01
B. High Latitudes
- Active 05/05/10
- Minor storm 01/01/01
- Major-severe storm 01/01/01