Top 50 solar flares of the year 2015

On this page you will find an overview of the strongest solar flares of the year 2015 together with links to more information in our archive and a video (if available) of the event.

			Region	Start	Maximum	End
1	X3.93	2015/05/05	2339	22:05	22:11	22:15	View archive
2	X3.15	2015/03/11	2297	16:11	16:22	16:29	View archive
3	X1.33	2015/03/07	2297	21:45	22:22	22:58	View archive
4	X1.18	2015/03/03	2290	01:25	01:35	01:42	View archive
5	X1.13	2015/06/25	2371	08:02	08:16	09:05	View archive
6	X1.13	2015/06/25	2371	08:02	08:16	09:05	View archive
7	X1.09	2015/09/28	2422	14:53	14:58	15:03	View archive
8	M9.46	2015/06/22	2371	17:39	18:23	18:51	View archive
9	M8.38	2015/03/09	2297	23:29	23:53	00:12	View archive
10	M8.1	2015/01/13	2257	04:13	04:24	04:38	View archive
11	M8.05	2015/08/24	2403	07:26	07:33	07:35	View archive
12	M7.97	2015/10/02	2422	00:06	00:13	00:17	View archive
13	M7.43	2015/03/10	2297	03:19	03:24	03:28	View archive
14	M7.09	2015/01/13	2257	04:46	04:58	05:10	View archive
15	M6.75	2015/12/23	2473	00:23	00:40	00:52	View archive
16	M6.59	2015/10/01	2422	13:03	13:10	13:14	View archive
17	M6.5	2015/03/09	2297	14:22	14:33	14:37	View archive
18	M6.08	2015/03/12	2297	13:50	14:08	14:13	View archive
19	M5.89	2015/03/02	2290	19:21	19:31	19:36	View archive
20	M5.78	2015/04/21	2322	15:24	15:45	15:51	View archive
21	M5.66	2015/11/09	2449	12:49	13:12	13:28	View archive
22	M5.54	2015/06/21	2367	09:38	09:44	09:50	View archive
23	M5.41	2015/03/02	2290	15:10	15:28	15:37	View archive
24	M5.34	2015/11/04	2443	13:31	13:52	14:13	View archive
25	M5.16	2015/09/28	2423	03:45	03:55	03:59	View archive
26	M5.04	2015/08/22	2403	21:19	21:24	21:28	View archive
27	M4.69	2015/03/12	2297	04:41	04:46	04:50	View archive
28	M4.44	2015/03/06	2297	04:14	04:57	05:27	View archive
29	M4.39	2015/06/18	2371	16:30	17:36	18:25	View archive
30	M4.24	2015/09/29	2422	05:05	05:16	05:23	View archive
31	M4.17	2015/08/27	2403	04:48	05:44	06:03	View archive
32	M4.16	2015/03/11	2297	23:46	00:02	00:06	View archive
33	M4.07	2015/12/21	2472	00:52	01:03	01:11	View archive
34	M3.96	2015/03/12	2297	21:44	21:51	21:56	View archive
35	M3.85	2015/06/21	2367	02:06	02:36	03:02	View archive
36	M3.85	2015/05/05	2335	17:12	17:24	17:30	View archive
37	M3.75	2015/03/11	2297	07:51	07:57	08:03	View archive
38	M3.72	2015/11/04	2445	11:55	12:03	12:06	View archive
39	M3.5	2015/02/09	2282	22:19	23:35	00:16	View archive
40	M3.48	2015/01/30	2277	12:10	12:16	12:21	View archive
41	M3.26	2015/04/21	2322	11:49	11:57	12:02	View archive
42	M3.19	2015/01/14	2257	12:30	12:58	13:08	View archive
43	M3.17	2015/08/28	2403	13:04	13:16	13:23	View archive
44	M3.16	2015/04/21	2333	10:17	10:40	10:59	View archive
45	M3.13	2015/09/20	2415	17:32	18:03	18:29	View archive
46	M3.03	2015/08/28	2403	18:56	19:03	19:06	View archive
47	M3.03	2015/01/29	2268	11:32	11:42	11:52	View archive
48	M2.98	2015/01/30	2268	00:32	00:44	01:02	View archive
49	M2.97	2015/06/14	2360	00:52	00:59	01:09	View archive
50	M2.94	2015/04/21	2322	16:55	17:00	17:09	View archive

Current data suggests there is a moderate possibility for aurora to appear at the following high latitude regions in the near future

Gillam, MB, Yellowknife, NT

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Edmonton, AB, Iqaluit, NU, Saskatoon, SK, Whitehorse, YT
Nuuk
Fairbanks, AK, Juneau, AK, Utqiagvik, AK

The direction of the interplanetary magnetic field is slightly South (-5.63nT).

The Disturbance Storm Time index predicts moderate storm conditions right now (-52nT)

The maximum X-ray flux of the past two hours is:

C9.96

A transequatorial coronal hole was detected in an earth-facing position on Tuesday, 4 November 2025

Latest news

Tuesday, 4 November 2025

M2.7 solar flare with earth-directed CME!

More news

Latest forum messages

Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 63 Unspecified geomagnetic activity 3294 Sunspot region 4274 115 AR 14272 42 Coronal Hole 94 2

Support 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!