Joint USAF/NOAA Report of Solar and Geophysical Activity 27 Mar 2009
Product: Report of Solar-Geophysical Activity
Issued: 2009 Mar 27 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 086 Issued at 2200Z on 27 Mar 2009
IA. Analysis of Solar Active Regions and Activity from 26/2100Z to 27/2100Z: Solar activity was very low. No flares were observed. The disk remains spotless.
IB. Solar Activity Forecast: Solar activity is expected to be very low.
IIA. Geophysical Activity Summary 26/2100Z to 27/2100Z: The geomagnetic field was quiet.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet.
III. Event Probabilities 28 Mar-30 Mar
- Class M 01/01/01
- Class X 01/01/01
- Proton 01/01/01
- PCAF green
IV. Penticton 10.7 cm Flux
- Observed 27 Mar 072
- Predicted 28 Mar-30 Mar 072/072/072
- 90 Day Mean 27 Mar 070
V. Geomagnetic A Indices
- Observed Afr/Ap 26 Mar 006/007
- Estimated Afr/Ap 27 Mar 007/005
- Predicted Afr/Ap 28 Mar-30 Mar 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 28 Mar-30 Mar
A. Middle Latitudes
- Active 05/05/05
- Minor storm 01/01/01
- Major-severe storm 01/01/01
B. High Latitudes
- Active 10/10/10
- Minor storm 01/01/01
- Major-severe storm 01/01/01