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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October 2000

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1

M7.27
Kp4

2

M2.04
Kp4+

3

C3.26
Kp5+

4

C4.94
Kp7+

5

C3.01
Kp8-

6

C3.53
Kp3-

7

C5.66
Kp2+

8

C2.99
Kp2

9

C9.59
Kp2

10

C2.67
Kp3

11

C5.09
Kp5-

12

M2.23
Kp3

13

C8.96
Kp7-

14

M1.63
Kp6-

15

C5.14
Kp3

16

M3.59
Kp4+
S1

17

C6.01
Kp3
S1

18

C2.11
Kp3

19

C5.09
Kp3

20

C2.3
Kp1

21

M4.34
Kp2-

22

C5.17
Kp5-

23

C4.17
Kp4

24

C3.27
Kp3+

25

C5.73
Kp3-
S1

26

M1.22
Kp3-
S1

27

M1.63
Kp2+

28

M2.51
Kp5+

29

M6.41
Kp6

30

C6.16
Kp5

31

C8.71
Kp4
     

G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 01:51 UTC

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

Iqaluit, NU
Nuuk
Tórshavn
Reykjavik
Trondheim

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Latest alerts

02:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:45 UTC

alert


Tuesday, 8 April 2025
23:57 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 00:44 UTC


22:42 UTC - Solar flare

Moderate M1.57 flare

alert


22:24 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.52)


15:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 14:59 UTC

alert


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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/08M1.5
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025151.3 +17.1
Last 30 days137.4 +0.1

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*since 1994

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