Solar flares on June 30, 2026
The most powerful solar flare in 24 hours
X1.1 (very strong) flare - June 30 at 8:50 PM
Solar activity index
Value as of the end of the day on June 30, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 29, 2026 to June 30, 2026
Time zone — UTC+00
List of solar flares for June 30, 2026
The total number of solar flares of class C and higher — 12 flares
C class — 10 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.1 | 23:06 | 23:18 | 23:26 | 4475 |
| X1.1 | 20:34 | 20:50 | 21:00 | 4479 |
| C9.1 | 19:49 | 19:58 | 20:03 | 4478 |
| C4.9 | 18:31 | 18:48 | 19:00 | 4475 |
| C5.0 | 17:14 | 17:26 | 17:31 | 4479 |
| C5.7 | 16:39 | 16:47 | 16:53 | 4477 |
| C3.2 | 16:23 | 16:26 | 16:34 | 4478 |
| C4.3 | 12:20 | 12:34 | 12:37 | 4477 |
| C2.8 | 09:11 | 09:20 | 09:32 | 4475 |
| C3.8 | 06:17 | 06:33 | 06:52 | 4480 |
| C3.2 | 03:11 | 03:19 | 03:32 | 4475 |
| M1.3 | 00:39 | 01:16 | 01:36 | 4475 |