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Solar activity report
Report of Solar-Geophysical Activity 2020 Jun 22 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 174 Issued at 2200Z on 22 Jun 2020IA. Analysis of Solar Active Regions and Activity from 21-2100Z to 22-2100Z 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 (23 Jun, 24 Jun, 25 Jun).
IIA. Geophysical Activity Summary 21-2100Z to 22-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 320 km/s at 21/2135Z. Electrons greater than 2 MeV at
geosynchronous orbit reached a peak level of 130 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one, two, and three (23 Jun, 24 Jun, 25
Jun).
III. Event Probabilities 23 Jun to 25 Jun
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 22 Jun 068 Predicted 23 Jun-25 Jun 068/068/068 90 Day Mean 22 Jun 070
V. Geomagnetic A Indices
Observed Afr/Ap 21 Jun 004/004 Estimated Afr/Ap 22 Jun 004/004 Predicted Afr/Ap 23 Jun-25 Jun 006/005-006/005-006/005
VI. Geomagnetic Activity Probabilities 23 Jun to 25 Jun
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 05% | 05% | 05% |
| Minor storm | 01% | 01% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 15% | 15% | 15% |
| Major-severe storm | 10% | 10% | 10% |
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