Viewing archive of Monday, 24 January 2022
Solar activity report
Report of Solar-Geophysical Activity 2022 Jan 24 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 24 Issued at 2200Z on 24 Jan 2022IA. Analysis of Solar Active Regions and Activity from 23-2100Z to 24-2100Z 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
24/0237Z. There are currently 2 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be very low
with a chance for a C-class flares on days one, two, and three (25 Jan,
26 Jan, 27 Jan).
IIA. Geophysical Activity Summary 23-2100Z to 24-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 344 km/s at 23/2333Z. Total IMF reached 10 nT at
24/2048Z. The maximum southward component of Bz reached -5 nT at
24/2100Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 10023 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to unsettled levels on days one and three (25 Jan, 27
Jan) and quiet to active levels on day two (26 Jan).
III. Event Probabilities 25 Jan to 27 Jan
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 24 Jan 095 Predicted 25 Jan-27 Jan 095/095/095 90 Day Mean 24 Jan 097
V. Geomagnetic A Indices
Observed Afr/Ap 23 Jan 007/007 Estimated Afr/Ap 24 Jan 006/008 Predicted Afr/Ap 25 Jan-27 Jan 007/008-010/012-008/008
VI. Geomagnetic Activity Probabilities 25 Jan to 27 Jan
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 25% | 30% | 25% |
| Minor storm | 05% | 10% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 30% | 30% | 25% |
| Major-severe storm | 30% | 40% | 30% |
All times in UTC
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/05 | M2.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |