Solar flares on June 25, 2026
The most powerful solar flare in 24 hours
C6.6 (normal) flare - June 25 at 5:03 PM
Solar activity index
Value as of the end of the day on June 25, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 24, 2026 to June 25, 2026
Time zone — UTC+02 (Budapest) — summer time
List of solar flares for June 25, 2026
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 23:11 | 23:14 | 23:16 | 4478 |
| C6.6 | 16:53 | 17:03 | 17:07 | 4478 |
| C2.7 | 15:27 | 15:31 | 15:34 | 4478 |
| C2.2 | 10:58 | 11:05 | 11:15 | 4478 |
| C1.6 | 09:57 | 10:03 | 10:14 | — |
| C2.1 | 07:32 | 07:47 | 07:52 | 4475 |
| C4.0 | 04:37 | 04:54 | 05:03 | 4478 |
| C2.6 | 00:02 | 00:15 | 00:32 | 4478 |
Diary
- 17.08.2026 Space weather on August 17, 2026
- 12.08.2026 VIDEO: Solar eclipse of August 12, 2026, in real time
- 10.08.2026 Space weather on August 10, 2026