Viewing archive of Wednesday, 9 July 2025
Solar activity report
Report of Solar-Geophysical Activity 2025 Jul 09 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 190 Issued at 2200Z on 09 Jul 2025IA. Analysis of Solar Active Regions and Activity from 08-2100Z to 09-2100Z Solar activity has been at moderate 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 with
a chance for M-class flares on days one, two, and three (10 Jul, 11 Jul,
12 Jul).
IIA. Geophysical Activity Summary 08-2100Z to 09-2100Z
The geomagnetic
field has been at quiet to unsettled levels for the past 24 hours. Solar
wind speed reached a peak of 555 km/s at 08/2133Z. Total IMF reached 8
nT at 08/2115Z. The maximum southward component of Bz reached -4 nT at
09/0109Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 1211 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one and two (10 Jul, 11 Jul) and quiet to
unsettled levels on day three (12 Jul).
III. Event Probabilities 10 Jul to 12 Jul
| Class M | 35% | 35% | 35% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 09 Jul 120 Predicted 10 Jul-12 Jul 115/112/115 90 Day Mean 09 Jul 138
V. Geomagnetic A Indices
Observed Afr/Ap 08 Jul 013/ NA Estimated Afr/Ap 09 Jul 008/007 Predicted Afr/Ap 10 Jul-12 Jul 005/005-006/005-008/010
VI. Geomagnetic Activity Probabilities 10 Jul to 12 Jul
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 10% | 10% | 20% |
| Minor storm | 01% | 01% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 20% | 20% | 15% |
| Minor storm | 20% | 20% | 25% |
| Major-severe storm | 10% | 10% | 30% |
All times in UTC
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Unexplained proton activity 114CME March 1 26AR4381 6SDO Magnetogram 28Comet C/2026 A1 (MAPS) for the southern hemisphere 11
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| March 2026 | 77 -35.6 |
| Last 30 days | 63.9 -58.1 |