Solar Cycle 25 - Top 50 solar flares
On this page you will find an overview of the strongest solar flares from Solar Cycle 25 together with links to more information in our archive and a video (if available) of the event. This page is updated daily.
| Region | Start | Maximum | End | ||||
|---|---|---|---|---|---|---|---|
| 1 | X9 | 2024/10/03 | 3842 | 12:08 | 12:18 | 12:27 | |
| 2 | X8.79 | 2024/05/14 | 3664 | 16:46 | 16:51 | 17:02 | |
| 3 | X8.1 | 2026/02/01 | 4366 | 23:44 | 23:57 | 00:04 | |
| 4 | X7.1 | 2024/10/01 | 3842 | 21:58 | 22:20 | 22:29 | |
| 5 | X6.37 | 2024/02/22 | 3590 | 22:08 | 22:34 | 22:43 | |
| 6 | X5.89 | 2024/05/11 | 3664 | 01:10 | 01:23 | 01:39 | |
| 7 | X5.1 | 2025/11/11 | 4274 | 09:49 | 10:04 | 10:17 | |
| 8 | X5.01 | 2023/12/31 | 3536 | 21:36 | 21:55 | 22:08 | |
| 9 | X4.54 | 2024/09/14 | 3825 | 15:13 | 15:29 | 15:47 | |
| 10 | X4.52 | 2024/05/06 | 3663 | 05:38 | 06:35 | 06:47 | |
| 11 | X4.2 | 2026/02/04 | 4366 | 12:02 | 12:13 | 12:18 | |
| 12 | X4 | 2025/11/14 | 4274 | 07:44 | 08:30 | 08:40 | |
| 13 | X3.98 | 2024/05/10 | 3664 | 06:27 | 06:54 | 07:06 | |
| 14 | X3.48 | 2024/05/15 | 3664 | 08:18 | 08:37 | 08:52 | |
| 15 | X3.38 | 2024/02/09 | 3575 | 12:53 | 13:14 | 13:32 | |
| 16 | X3.33 | 2024/10/24 | 3869 | 03:30 | 03:57 | 04:28 | |
| 17 | X2.99 | 2024/05/15 | 3685 | 14:20 | 14:38 | 14:51 | |
| 18 | X2.9 | 2026/02/02 | 4366 | 00:31 | 00:36 | 00:40 | |
| 19 | X2.9 | 2024/05/27 | 3697 | 06:49 | 07:08 | 07:25 | |
| 20 | X2.87 | 2023/12/14 | 3514 | 16:47 | 17:02 | 17:12 | |
| 21 | X2.7 | 2025/05/14 | 4087 | 08:04 | 08:19 | 08:31 | |
| 22 | X2.56 | 2024/02/16 | 3576 | 06:42 | 06:53 | 06:58 | |
| 23 | X2.5 | 2026/04/24 | 4419 | 08:01 | 08:14 | 08:18 | |
| 24 | X2.5 | 2026/04/24 | 4419 | 00:51 | 01:07 | 01:13 | |
| 25 | X2.39 | 2024/11/06 | 3883 | 13:24 | 13:40 | 13:46 | |
| 26 | X2.28 | 2023/02/17 | 3229 | 19:38 | 20:16 | 20:50 | |
| 27 | X2.25 | 2022/04/20 | 2992 | 03:41 | 03:57 | 04:04 | |
| 28 | X2.2 | 2024/12/08 | 3912 | 08:50 | 09:06 | 09:10 | |
| 29 | X2.2 | 2024/05/09 | 3664 | 08:45 | 09:13 | 09:36 | |
| 30 | X2.1 | 2024/10/07 | 3842 | 19:02 | 19:13 | 19:31 | |
| 31 | X2.07 | 2023/03/03 | 3234 | 17:42 | 17:52 | 17:59 | |
| 32 | X2.03 | 2024/10/31 | 3878 | 21:12 | 21:20 | 21:27 | |
| 33 | X2 | 2025/02/23 | 4001 | 19:22 | 19:27 | 19:34 | |
| 34 | X2 | 2024/07/16 | 3738 | 13:11 | 13:26 | 13:36 | |
| 35 | X1.9 | 2026/01/18 | 4341 | 17:26 | 18:09 | 18:50 | |
| 36 | X1.9 | 2025/12/01 | 4299 | 02:27 | 02:49 | 03:05 | |
| 37 | X1.9 | 2025/06/19 | 4114 | 23:37 | 23:50 | 23:54 | |
| 38 | X1.9 | 2024/02/21 | 3590 | 22:52 | 23:07 | 23:14 | |
| 39 | X1.9 | 2023/01/09 | 3184 | 18:37 | 18:50 | 18:57 | |
| 40 | X1.86 | 2024/10/26 | 3873 | 05:57 | 07:17 | 07:56 | |
| 41 | X1.85 | 2025/01/04 | 3947 | 12:34 | 12:48 | 12:56 | |
| 42 | X1.8 | 2025/11/04 | 4274 | 17:15 | 17:34 | 17:51 | |
| 43 | X1.8 | 2024/10/09 | 3848 | 01:25 | 01:56 | 02:43 | |
| 44 | X1.72 | 2024/05/14 | 3664 | 02:03 | 02:09 | 02:19 | |
| 45 | X1.7 | 2025/11/09 | 4274 | 07:01 | 07:35 | 07:55 | |
| 46 | X1.7 | 2024/08/05 | 3767 | 13:24 | 13:40 | 13:54 | |
| 47 | X1.7 | 2024/02/22 | 3590 | 06:17 | 06:32 | 06:40 | |
| 48 | X1.63 | 2023/08/05 | 3386 | 21:45 | 22:21 | 22:44 | |
| 49 | X1.6 | 2026/02/02 | 4366 | 07:39 | 08:14 | 08:40 | |
| 50 | X1.6 | 2024/05/03 | 3663 | 02:11 | 02:22 | 02:27 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/04/28 | M1.11 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| Last 30 days | 88.1 -5.5 |
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