Joint USAF/NOAA Report of Solar and Geophysical Activity 23 November 2010

:Product: Report of Solar-Geophysical Activity
:Issued: 2010 Nov 23 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 327 Issued at 2200Z on 23 Nov 2010
IA. Analysis of Solar Active Regions and Activity from 22/2100Z
to 23/2100Z: Solar activity has been very low. Region 1127 (N25W21)
has shown little change over the past 24 hours. Region 1126
(S32W69) has decayed to spotless plage.
IB. Solar Activity Forecast: Solar activity is expected to be very
low for the next three days (24-26 November).
IIA. Geophysical Activity Summary 22/2100Z to 23/2100Z:
The geomagnetic field has been mostly quiet with isolated unsettled
periods. Solar wind velocities have ranged between 450 and 500 km/s
throughout the period.
IIB. Geophysical Activity Forecast: The geomagnetic field is
expected to be mostly quiet for the next three days (24-26
November).
III. Event Probabilities 24 Nov-26 Nov
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF Green
IV. Penticton 10.7 cm Flux
Observed 23 Nov 075
Predicted 24 Nov-26 Nov 075/075/075
90 Day Mean 23 Nov 081
V. Geomagnetic A Indices
Observed Afr/Ap 22 Nov 004/004
Estimated Afr/Ap 23 Nov 005/005
Predicted Afr/Ap 24 Nov-26 Nov 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 24 Nov-26 Nov
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