Viewing archive of Sunday, 6 July 2025
Solar activity report
Report of Solar-Geophysical Activity 2025 Jul 06 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 187 Issued at 2200Z on 06 Jul 2025IA. Analysis of Solar Active Regions and Activity from 05-2100Z to 06-2100Z Solar activity has been at low levels for the past 24 hours.
There are currently 6 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be low on
days one, two, and three (07 Jul, 08 Jul, 09 Jul).
IIA. Geophysical Activity Summary 05-2100Z to 06-2100Z
The geomagnetic
field has been at quiet to minor storm levels for the past 24 hours.
Solar wind speed reached a peak of 510 km/s at 06/0708Z. Total IMF
reached 12 nT at 05/2104Z. The maximum southward component of Bz reached
-10 nT at 06/1014Z. Electrons greater than 2 MeV at geosynchronous
orbit reached a peak level of 317 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to unsettled levels on days one and two (07 Jul, 08 Jul)
and quiet levels on day three (09 Jul).
III. Event Probabilities 07 Jul to 09 Jul
| Class M | 05% | 05% | 05% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 06 Jul 118 Predicted 07 Jul-09 Jul 115/113/111 90 Day Mean 06 Jul 139
V. Geomagnetic A Indices
Observed Afr/Ap 05 Jul 020/020 Estimated Afr/Ap 06 Jul 014/019 Predicted Afr/Ap 07 Jul-09 Jul 009/010-008/008-006/005
VI. Geomagnetic Activity Probabilities 07 Jul to 09 Jul
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 20% | 15% | 10% |
| Minor storm | 05% | 05% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 20% |
| Minor storm | 25% | 25% | 20% |
| Major-severe storm | 30% | 25% | 10% |
All times in UTC
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
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| Last 30 days | 107.1 +13.7 |