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Solar activity report
Report of Solar-Geophysical Activity 2020 Jun 07 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 159 Issued at 2200Z on 07 Jun 2020IA. Analysis of Solar Active Regions and Activity from 06-2100Z to 07-2100Z Solar activity has been at very low levels for the past 24
hours. There are currently 1 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be very low
with a slight chance for a C-class flare on days one, two, and three (08
Jun, 09 Jun, 10 Jun).
IIA. Geophysical Activity Summary 06-2100Z to 07-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 433 km/s at 07/2051Z. Total IMF reached 12 nT at
07/1631Z. The maximum southward component of Bz reached -9 nT at
07/1812Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 162 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to active levels on day one (08 Jun) and quiet levels on
days two and three (09 Jun, 10 Jun).
III. Event Probabilities 08 Jun to 10 Jun
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 07 Jun 073 Predicted 08 Jun-10 Jun 072/072/072 90 Day Mean 07 Jun 070
V. Geomagnetic A Indices
Observed Afr/Ap 06 Jun 002/003 Estimated Afr/Ap 07 Jun 008/009 Predicted Afr/Ap 08 Jun-10 Jun 011/008-005/005-005/005
VI. Geomagnetic Activity Probabilities 08 Jun to 10 Jun
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 30% | 05% | 05% |
| Minor storm | 10% | 01% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 30% | 15% | 15% |
| Major-severe storm | 40% | 05% | 05% |
All times in UTC
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