Viewing archive of Sunday, 30 October 2022
Solar activity report
Report of Solar-Geophysical Activity 2022 Oct 30 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 303 Issued at 2200Z on 30 Oct 2022IA. Analysis of Solar Active Regions and Activity from 29-2100Z to 30-2100Z Solar activity has been at low levels for the past 24 hours.
The largest solar event of the period was a C1 event observed at
30/1451Z from Region 3130 (S24W84). There are currently 4 numbered
sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is likely to be low on days
one, two, and three (31 Oct, 01 Nov, 02 Nov).
IIA. Geophysical Activity Summary 29-2100Z to 30-2100Z
The geomagnetic
field has been at quiet to active levels for the past 24 hours. Solar
wind speed reached a peak of 585 km/s at 30/0345Z. Total IMF reached 5
nT at 30/0013Z. The maximum southward component of Bz reached -5 nT at
29/2213Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 3715 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to active levels on days one, two, and three (31 Oct, 01
Nov, 02 Nov).
III. Event Probabilities 31 Oct to 02 Nov
| Class M | 05% | 05% | 05% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 30 Oct 131 Predicted 31 Oct-02 Nov 130/130/130 90 Day Mean 30 Oct 129
V. Geomagnetic A Indices
Observed Afr/Ap 29 Oct 094/024 Estimated Afr/Ap 30 Oct 009/012 Predicted Afr/Ap 31 Oct-02 Nov 013/015-015/018-011/012
VI. Geomagnetic Activity Probabilities 31 Oct to 02 Nov
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 30% | 35% | 20% |
| Minor storm | 15% | 15% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 25% | 30% | 25% |
| Major-severe storm | 50% | 50% | 30% |
All times in UTC
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Space weather facts
| Last X-flare | 2024/11/06 | X2.3 |
| Last M-flare | 2024/11/08 | M1.4 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 190.1 +23.7 |
| Last 30 days | 160.2 +7.9 |