Viewing archive of Saturday, 10 June 2023
Solar activity report
Report of Solar-Geophysical Activity 2023 Jun 10 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 161 Issued at 2200Z on 10 Jun 2023IA. Analysis of Solar Active Regions and Activity from 09-2100Z to 10-2100Z Solar activity has been at low levels for the past 24 hours.
The largest solar event of the period was a C4 event observed at
10/1851Z from Region 3327 (S15W13). There are currently 7 numbered
sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be low with
a chance for M-class flares on days one, two, and three (11 Jun, 12 Jun,
13 Jun).
IIA. Geophysical Activity Summary 09-2100Z to 10-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 369 km/s at 10/2038Z. Total IMF reached 5 nT at
10/0927Z. The maximum southward component of Bz reached -3 nT at
10/0946Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 196 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to active levels on days one, two, and three (11 Jun, 12
Jun, 13 Jun).
III. Event Probabilities 11 Jun to 13 Jun
| Class M | 25% | 25% | 25% |
| Class X | 05% | 05% | 05% |
| Proton | 05% | 05% | 05% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 10 Jun 161 Predicted 11 Jun-13 Jun 157/160/157 90 Day Mean 10 Jun 152
V. Geomagnetic A Indices
Observed Afr/Ap 09 Jun 006/004 Estimated Afr/Ap 10 Jun 005/005 Predicted Afr/Ap 11 Jun-13 Jun 008/012-012/012-010/012
VI. Geomagnetic Activity Probabilities 11 Jun to 13 Jun
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 20% | 20% | 20% |
| Minor storm | 05% | 05% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 20% | 20% | 20% |
| Major-severe storm | 20% | 25% | 25% |
All times in UTC
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