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

Kp2-

2

B6.81
Kp3

3

C2.47
Kp3+

4

B5.99
Kp4+

5

B3.97
Kp4-

6

Kp4

7

Kp6+

8

Kp6

9

Kp6

10

Kp4+

11

C1.86
Kp7

12

Kp4+

13

B8.83
Kp4-

14

C1.33
Kp5-

15

C1.95
Kp4

16

M1.13
Kp3+

17

M1.63
Kp4+

18

C3.75
Kp3+

19

C3.52
Kp5-

20

M3.13
Kp7

21

M1.27
Kp3+

22

B6.4
Kp4-

23

C4.68
Kp4-

24

C4.8
Kp3-

25

C1.67
Kp3

26

C2.15
Kp2

27

M2.79
Kp1+

28

X1.09
Kp2-

29

M4.24
Kp3-

30

M1.86
Kp1-
    
       

G2 - Moderate geomagnetic storm

Observed Kp: 6
Threshold reached: 16:44 UTC

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

Surgut, Syktyvkar

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

Moscow, Perm, Yaroslavl
The strength of the interplanetary magnetic field is moderate (15.95nT), the direction is moderately South (-15.04nT).
The Disturbance Storm Time index predicts strong storm conditions right now (-151nT)

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Latest alerts

17:00 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 16:34 UTC

alert


15:30 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 15:20 UTC

alert


14:30 UTC - Geomagnetic activity

Strong G3 geomagnetic storm (Kp7) Threshold Reached: 14:18 UTC

alert


13:30 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 13:21 UTC

alert


13:18 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 125GW at 14:01 UTC


Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/15M1.2
Last geomagnetic storm2025/04/15Kp6+ (G2)
Spotless days
Last spotless day2022/06/08
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April 2025124.1 -10.1
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This day in history*

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*since 1994

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