Joint USAF/NOAA Report of Solar and Geophysical Activity 31 Oct 2009

:Product: Report of Solar-Geophysical Activity
:Issued: 2009 Oct 31 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 304 Issued at 2200Z on 31 Oct 2009
IA. Analysis of Solar Active Regions and Activity from 30/2100Z
to 31/2100Z: Solar activity was low. Region 1029 (N16W97) produced a
C1.0 flare at 31/0935Z.
IB. Solar Activity Forecast: Solar activity is expected to be very
low.
IIA. Geophysical Activity Summary 30/2100Z to 31/2100Z:
Geomagnetic field activity was quiet.
IIB. Geophysical Activity Forecast: Geomagnetic field activity is
expected to be quiet for the next three days (01 – 03 November).
III. Event Probabilities 01 Nov-03 Nov
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF green
IV. Penticton 10.7 cm Flux
Observed 31 Oct 075
Predicted 01 Nov-03 Nov 075/073/073
90 Day Mean 31 Oct 071
V. Geomagnetic A Indices
Observed Afr/Ap 30 Oct 008/011
Estimated Afr/Ap 31 Oct 005/005
Predicted Afr/Ap 01 Nov-03 Nov 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 01 Nov-03 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