Solar flares on March 31, 2025
The most powerful solar flare in 24 hours
M1.2 (strong) flare - March 31 at 7:24 AM
Solar activity index
Value as of the end of the day on March 31, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 30, 2025 to March 31, 2025
Time zone — UTC-03 (Halifax) — summer time
List of solar flares for March 31, 2025
The total number of solar flares of class C and higher — 20 flares
C class — 19 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.2 | 22:23 | 22:32 | 22:37 | 4046 |
| C3.2 | 20:37 | 20:45 | 20:51 | 4048 |
| C2.2 | 20:00 | 20:04 | 20:12 | 4048 |
| C2.6 | 18:41 | 18:48 | 18:52 | 4048 |
| C6.0 | 14:44 | 14:50 | 15:00 | 4048 |
| C4.1 | 14:36 | 14:42 | 14:44 | 4048 |
| C3.5 | 14:13 | 14:22 | 14:34 | 4048 |
| C4.4 | 13:31 | 13:37 | 13:41 | 4048 |
| C2.2 | 11:09 | 11:13 | 11:21 | 4048 |
| C2.5 | 09:29 | 09:40 | 09:50 | 4048 |
| C4.4 | 09:00 | 09:08 | 09:13 | 4046 |
| M1.2 | 07:16 | 07:24 | 07:37 | 4048 |
| C3.1 | 06:57 | 07:07 | 07:16 | 4048 |
| C2.4 | 06:25 | 06:28 | 06:34 | 4048 |
| C2.4 | 04:37 | 04:41 | 04:47 | 4048 |
| C2.6 | 04:15 | 04:29 | 04:37 | 4048 |
| C4.7 | 02:05 | 02:08 | 02:12 | 4048 |
| C7.6 | 00:44 | 00:52 | 00:56 | 4046 |
| C6.5 | 00:20 | 00:30 | 00:36 | 4048 |
| C5.8 | 00:11 | 00:17 | 00:20 | 4048 |