Top 50 solar flares

On this page you will find an overview of the strongest solar flares since June 1996 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
1X28.02003/11/04048619:2919:5320:06 MovieView archive
2X20.02001/04/02939321:3221:5122:03 MovieView archive
3X17.22003/10/28048609:5111:1011:24 MovieView archive
4X17.02005/09/07080817:1717:4018:03 MovieView archive
5X14.42001/04/15941513:1913:5013:55 MovieView archive
6X10.02003/10/29048620:3720:4921:01 MovieView archive
7X9.41997/11/06810011:4911:5512:01 MovieView archive
8X9.32017/09/06267311:5312:0212:10View archive
9X9.02006/12/05093010:1810:3510:45 MovieView archive
10X8.32003/11/02048617:0317:2517:39 MovieView archive
11X8.22017/09/10267315:3516:0616:31View archive
12X7.12005/01/20072006:3607:0107:26 MovieView archive
13X6.92011/08/09126307:4808:0508:08 MovieView archive
14X6.52006/12/06093018:2918:4719:00 MovieView archive
15X6.22005/09/09080819:1320:0420:36 MovieView archive
16X6.22001/12/13973314:2014:3014:35 MovieView archive
17X5.72000/07/14907710:0310:2410:43 MovieView archive
18X5.62001/04/06941519:1019:2119:31 MovieView archive
19X5.42012/03/07142900:0200:2400:40 MovieView archive
20X5.42003/10/23048608:1908:3508:49 MovieView archive
21X5.42005/09/08080820:5221:0621:17 MovieView archive
22X5.32001/08/25959116:2316:4517:04 MovieView archive
23X4.91998/08/18830722:1022:1922:28View archive
24X4.92014/02/25199000:3900:4901:03 MovieView archive
25X4.82002/07/23003900:1800:3500:47 MovieView archive
26X4.02000/11/26923616:3416:4816:56 MovieView archive
27X3.91998/08/19830721:3521:4521:50View archive
28X3.92003/11/03048809:4309:5510:19 MovieView archive
29X3.82005/01/17072006:5909:5210:07 MovieView archive
30X3.71998/11/22838406:3006:4206:49 MovieView archive
31X3.62003/05/28036500:1700:2700:39 MovieView archive
32X3.62004/07/16064913:4913:5514:01 MovieView archive
33X3.62005/09/09080809:4209:5910:08 MovieView archive
34X3.42006/12/13093002:1402:4002:57 MovieView archive
35X3.42001/12/28976720:0220:4521:32 MovieView archive
36X3.31998/11/28839504:5405:5206:13 MovieView archive
37X3.32002/07/20003921:0421:3021:54 MovieView archive
38X3.32013/11/05189022:0722:1222:15 MovieView archive
39X3.22013/05/14174800:0001:1101:20 MovieView archive
40X3.12014/10/24219221:0721:4122:13 MovieView archive
41X3.12002/08/24006900:4901:1201:31 MovieView archive
42X3.02002/07/15003019:5920:0820:14 MovieView archive
43X2.81998/08/18830708:1408:2408:32View archive
44X2.82001/12/11973307:5808:0808:14 MovieView archive
45X2.82013/05/13174815:4816:0516:16 MovieView archive
46X2.72015/05/05233922:0522:1122:15 MovieView archive
47X2.71998/05/06821007:5808:0908:20 MovieView archive
48X2.72003/11/03048801:0901:3001:45 MovieView archive
49X2.62005/01/15072022:2523:0223:31 MovieView archive
50X2.61997/11/27811312:5913:1713:20 MovieView archive
Current data suggest that it is not possible to see aurora now at middle latitudes

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 25% 25%
Middle latitude 5% 1%
Predicted Kp max 3
Solar activity
M-class solar flare 15%
X-class solar flare 1%
B3.0
Moon phase
Waxing Crescent

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/09/09M1.1
Last geomagnetic storm:2017/09/18Kp5 (G1)
Number of spotless days in 2017:56
Last spotless day:2017/08/01

This day in history*

Solar flares
11998M7.1
22014M2.3
32011M1.9
42011M1.6
52011M1.6
ApG
1200141G2
2199928G2
3199627G1
4200716
5200315
*since 1994