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W7EES > SWPC 02.09.20 02:30l 48 Lines 2046 Bytes #999 (0) @ WW
BID : 21387_W7EES
Read: GUEST
Subj: Solar-Geophysical Activity
Path: IW8PGT<IZ3LSV<IR1UAW<IQ5KG<IK1NHL<CX2SA<PE1RRR<CT1EBQ<W0ARP<F1GHX<
N9LYA<W9JUN<W7EES
Sent: 200901/2347Z 21387@W7EES.OR.USA.NOAM BPQ6.0.20
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast
SDF Number 245 Issued at 2200Z on 01 Sep 2020
IA. Analysis of Solar Active Regions and Activity from 31/2100Z to
01/2100Z: Solar activity has been at very low levels for the past 24
hours. There are currently 0 numbered sunspot regions on the disk.
IB. Solar Activity Forecast: Solar activity is expected to be very low
on days one, two, and three (02 Sep, 03 Sep, 04 Sep).
IIA. Geophysical Activity Summary 31/2100Z to 01/2100Z: The geomagnetic
field has been at unsettled to active levels for the past 24 hours.
Solar wind speed reached a peak of 637 km/s at 01/1129Z. Total IMF
reached 6 nT at 01/0405Z. The maximum southward component of Bz reached
-6 nT at 01/0433Z. Electrons greater than 2 MeV at geosynchronous orbit
reached a peak level of 13564 pfu.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected
to be at quiet to active levels on day one (02 Sep), quiet to unsettled
levels on day two (03 Sep) and quiet levels on day three (04 Sep).
III. Event probabilities 02 Sep-04 Sep
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF green
IV. Penticton 10.7 cm Flux
Observed 01 Sep 070
Predicted 02 Sep-04 Sep 070/070/070
90 Day Mean 01 Sep 070
V. Geomagnetic A Indices
Observed Afr/Ap 31 Aug 019/025
Estimated Afr/Ap 01 Sep 015/017
Predicted Afr/Ap 02 Sep-04 Sep 011/012-009/010-006/005
VI. Geomagnetic Activity Probabilities 02 Sep-04 Sep
A. Middle Latitudes
Active 35/30/15
Minor Storm 15/10/05
Major-severe storm 01/01/01
B. High Latitudes
Active 10/15/15
Minor Storm 25/25/20
Major-severe storm 50/40/20
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