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Solar activity report
Report of Solar-Geophysical Activity 2022 Jun 01 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 152 Issued at 2200Z on 01 Jun 2022IA. 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 4 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 and a slight chance for an M-class
flare on days one, two, and three (02 Jun, 03 Jun, 04 Jun).
IIA. Geophysical Activity Summary 31-2100Z to 01-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 527 km/s at 01/0301Z. Electrons greater than 2 MeV at
geosynchronous orbit reached a peak level of 6865 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one, two, and three (02 Jun, 03 Jun, 04
Jun).
III. Event Probabilities 02 Jun to 04 Jun
| Class M | 10% | 10% | 10% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 01 Jun 104 Predicted 02 Jun-04 Jun 105/105/105 90 Day Mean 01 Jun 128
V. Geomagnetic A Indices
Observed Afr/Ap 31 May 008/011 Estimated Afr/Ap 01 Jun 006/005 Predicted Afr/Ap 02 Jun-04 Jun 005/005-004/005-006/005
VI. Geomagnetic Activity Probabilities 02 Jun to 04 Jun
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 10% | 10% | 10% |
| Minor storm | 01% | 01% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 20% | 20% | 15% |
| Minor storm | 20% | 20% | 15% |
| Major-severe storm | 10% | 10% | 10% |
All times in UTC
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
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| Monthly mean Sunspot Number | |
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| Last 30 days | 156.1 +4.7 |