"Solar activity was very low. No flares were detected. The visible disk
remained spotless."

Prepared jointly by the U.S. Dept. of Commerce, NOAA,
Space Weather Prediction Center and the U.S. Air Force.
Updated 2009 Apr 25 2201 UTC

Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 115
Issued at 2200Z on 25 Apr 2009

IA. Analysis of Solar Active Regions and Activity from 24/2100Z
to 25/2100Z: Solar activity was very low. No flares were detected.
The visible disk remained spotless.

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

IIA. Geophysical Activity Summary 24/2100Z to 25/2100Z:
Geomagnetic field activity was at quiet levels.

IIB. Geophysical Activity Forecast: Geomagnetic field activity is
expected to be at quiet levels through the forecast period (26 - 28
April).

III. Event Probabilities 26 Apr-28 Apr
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF green

IV. Penticton 10.7 cm Flux
Observed 25 Apr 069
Predicted 26 Apr-28 Apr 070/070/070
90 Day Mean 25 Apr 070

V. Geomagnetic A Indices
Observed Afr/Ap 24 Apr 005/005
Estimated Afr/Ap 25 Apr 002/005
Predicted Afr/Ap 26 Apr-28 Apr 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 26 Apr-28 Apr
A. Middle Latitudes
Active 05/05/05
Minor storm 01/01/01
Major-severe storm 01/01/01
B. High Latitudes
Active 05/05/05
Minor storm 01/01/01
Major-severe storm 01/01/01