Top 50 solar flares of the year 2013

On this page you will find an overview of the strongest solar flares of the year 2013 together with links to more information in our archive and a video (if available) of the event.

RegionStartMaximumEnd
1X4.932013/11/05189022:0722:1222:15
2X4.642013/05/14174800:0001:1101:20
3X4.112013/05/13174815:4816:0516:16
4X3.372013/10/29187521:4221:5422:01
5X3.052013/10/25188214:5115:0315:12
6X2.512013/05/13174801:5302:1702:32
7X2.492013/10/25188207:5308:0108:09
8X1.852013/05/15174801:2501:4801:58
9X1.622013/11/10189005:0805:1405:18
10X1.592013/11/08189004:2004:2604:29
11X1.492013/11/19189310:1410:2610:34
12X1.472013/10/28187501:4102:0302:12
13X1.342013/10/24187700:2100:3000:35
14M9.342013/04/11171906:5507:1607:29
15M9.262013/12/31193621:4521:5822:20
16M9.122013/11/01188419:4619:5319:58
17M8.562013/06/07176222:1122:4923:04
18M8.192013/05/03173917:2417:3217:41
19M7.372013/10/28187504:3204:4104:46
20M7.242013/05/22174513:0813:3214:08
21M7.142013/11/03188405:1605:2205:26
22M6.342013/10/28188215:0715:1515:21
23M6.082013/10/22187521:1521:2021:22
24M5.672013/05/10174500:4400:5701:08
25M5.482013/11/06189013:3913:4613:53
26M5.142013/10/24187510:3010:3310:37
27M5.12013/10/27188412:3612:4812:52
28M5.072013/12/19193423:0623:1923:26
29M4.822013/12/22192815:0615:1215:19
30M4.792013/04/12171819:5220:3820:46
31M4.732013/08/17181818:1618:2418:35
32M4.612013/05/17174808:4308:5709:19
33M4.532013/12/29193607:4907:5608:00
34M4.492013/10/24187523:5800:0800:16
35M4.472013/10/26188419:2419:2719:30
36M4.292013/10/25188202:4803:0203:12
37M4.22013/06/23177820:4820:5620:59
38M4.182013/06/21177702:3003:1403:43
39M4.062013/10/09186501:2301:4801:56
40M4.042013/10/28187514:0014:0514:12
41M3.952013/10/23187520:4120:5320:59
42M3.942013/10/28188214:4615:0115:04
43M3.682013/10/24187509:5910:0910:17
44M3.632013/11/05189008:1208:1808:21
45M3.562013/11/11189711:0111:1811:30
46M3.532013/11/07189014:1514:2514:31
47M3.382013/11/07189003:3403:4003:43
48M3.342013/10/26188205:5906:0606:20
49M3.332013/10/25188219:0519:2119:24
50M3.322013/11/08189109:2209:2809:31

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

Kirkenes
Norilsk, Vorkuta
A transequatorial coronal hole was detected in an earth-facing position on Thursday, 9 October 2025

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Latest alerts

12:51 UTC - Solar flare

Moderate M2.02 flare

alert


12:30 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.35)


03:55 UTC - Coronal hole

A transequatorial coronal hole is facing Earth. Enhanced solar wind could arrive in ~3 days

alert


Wednesday, 8 October 2025
06:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 05:32 UTC

alert


Tuesday, 7 October 2025
22:00 UTC - Type II Radio Emission

Begin Time: 07/10/2025 20:07 UTC Estimated Velocity: 755km/sec.


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Space weather facts

Last X-flare2025/06/19X1.9
Last M-flare2025/10/09M2.0
Last geomagnetic storm2025/10/03Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2025129.8 -3.7
October 2025131 +1.2
Last 30 days130.2 -1.1

This day in history*

Solar flares
12024X1.8
22024X1.4
32024M7.77
42013M4.06
52012M2.48
DstG
12012-109G3
21960-101G2
31993-91G3
42024-81
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*since 1994

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