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Real-time auroral and solar activity

The aurora and solar activity archive

Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.

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1

M5.5
Kp4-

2

M2.9
Kp3-

3

M3.36
Kp2

4

M1.4
Kp4+

5

M2.8
Kp2-

6

C8
Kp3

7

M1.6
Kp2+

8

M1.5
Kp2+

9

M3.4
Kp3-
S1

10

M1.6
Kp2+
S1

11

M2
Kp4-

12

X1.3
Kp7

13

M5.4
Kp6

14

X4.54
Kp4+

15

C4.9
Kp4

16

C9.5
Kp4

17

C4.4
Kp7+
S1

18

C4.1
Kp4-

19

C2.6
Kp4+

20

C3.9
Kp3+

21

C4.4
Kp2

22

M3.7
Kp2

23

M1.3
Kp4+

24

C6.9
Kp4+

25

M1.3
Kp5-

26

M1.4
Kp4

27

C9
Kp2+

28

C3.7
Kp3

29

M1.7
Kp4-

30

M7.6
Kp4
      
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Space weather facts

Last X-flare2025/12/08X1.1
Last M-flare2025/12/09M1.5
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025157.7 +65.9
Last 30 days108.9 +11.4

This day in history*

Solar flares
12024M6.46
22023M2.3
32002M1.63
42024M1.6
52024M1.5
DstG
11983-61G1
21982-60G2
31997-56
41985-54
52003-51G1
*since 1994

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