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W7EES > SWPC 30.12.19 04:11l 47 Lines 1893 Bytes #999 (0) @ WW
BID : 13205_W7EES
Read: GUEST
Subj: Solar-Geophysical Activity
Path: IZ3LSV<IW0QNL<JH4XSY<N3HYM<N9LCF<W9JUN<W7EES
Sent: 191230/0059Z 13205@W7EES.OR.USA.NOAM BPQ6.0.19
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast
SDF Number 363 Issued at 2200Z on 29 Dec 2019
IA. Analysis of Solar Active Regions and Activity from 28/2100Z to
29/2100Z: 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 (30 Dec, 31 Dec, 01 Jan).
IIA. Geophysical Activity Summary 28/2100Z to 29/2100Z: The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 347 km/s at 28/2123Z. Total IMF reached 5 nT at
29/2008Z. The maximum southward component of Bz reached -3 nT at
29/0654Z.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected
to be at quiet to unsettled levels on days one, two, and three (30 Dec,
31 Dec, 01 Jan).
III. Event probabilities 30 Dec-01 Jan
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF green
IV. Penticton 10.7 cm Flux
Observed 29 Dec 072
Predicted 30 Dec-01 Jan 072/072/071
90 Day Mean 29 Dec 070
V. Geomagnetic A Indices
Observed Afr/Ap 28 Dec 000/001
Estimated Afr/Ap 29 Dec 003/003
Predicted Afr/Ap 30 Dec-01 Jan 007/008-007/008-008/008
VI. Geomagnetic Activity Probabilities 30 Dec-01 Jan
A. Middle Latitudes
Active 15/15/15
Minor Storm 05/05/05
Major-severe storm 01/01/01
B. High Latitudes
Active 15/15/15
Minor Storm 25/25/25
Major-severe storm 20/20/20
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