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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March 2003

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1

C7.3
Kp4+

2

C1.89
Kp3+

3

C3.49
Kp5+

4

B9.57
Kp5

5

C1.41
Kp4

6

C1.13
Kp5-

7

C1.36
Kp4

8

C3.74
Kp3+

9

C6.37
Kp4-

10

C2.27
Kp4

11

C1.73
Kp4-

12

C1.21
Kp3+

13

C1.94
Kp4

14

C1.32
Kp5+

15

M1.21
Kp5

16

C4.39
Kp6

17

X2.27
Kp6-

18

X2.2
Kp5-

19

M5.34
Kp4

20

M2.21
Kp5-

21

C2.7
Kp5

22

C3.43
Kp4

23

C2.8
Kp5

24

C2.96
Kp3-

25

C1.31
Kp1+

26

C3.17
Kp3

27

C5.14
Kp5-

28

C1.17
Kp6-

29

M1.18
Kp5+

30

C5.19
Kp6-

31

C2.59
Kp6+
      

G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 21:40 UTC
The strength of the interplanetary magnetic field is moderate (13.73nT), the direction is North (6.18nT).
The Disturbance Storm Time index predicts strong storm conditions right now (-110nT)

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Latest alerts

Wednesday, 16 April 2025
21:45 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 21:36 UTC

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21:00 UTC - Geomagnetic activity

Severe G4 geomagnetic storm (Kp8) Threshold Reached: 20:55 UTC

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19:45 UTC - Geomagnetic activity

Strong G3 geomagnetic storm (Kp7) Threshold Reached: 19:25 UTC

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19:00 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 18:38 UTC

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18:45 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 18:28 UTC

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/15M1.2
Last geomagnetic storm2025/04/15Kp6+ (G2)
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