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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April 1999

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1

B6.83
Kp4+

2

M1.59
Kp3+

3

M6.2
Kp4-

4

M6.76
Kp4

5

C4.83
Kp3+

6

C5.07
Kp4

7

C2.31
Kp4-

8

M1.66
Kp4

9

C2.53
Kp2+

10

C2.26
Kp4-

11

C3.89
Kp3

12

C1.74
Kp4-

13

C2.77
Kp1+

14

Kp3

15

C1.66
Kp1+

16

B7.76
Kp5

17

B8.64
Kp7+

18

C1.1
Kp3-

19

C1.16
Kp4-

20

C1.4
Kp4+

21

C2.46
Kp4+

22

C6.49
Kp2-

23

B9.06
Kp2-

24

B4.91
Kp2+
S1

25

B8.54
Kp2+
S1

26

B4.9
Kp2+

27

C1.99
Kp4+

28

C5.51
Kp5-

29

M1.7
Kp5-

30

M1.17
Kp4+
  
       

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

Tórshavn
Oulu, Rovaniemi, Kuopio, Sodankylä, Utsjoki
Reykjavik
Kirkenes, Tromsø, Trondheim
Arkhangelsk, Murmansk, Vorkuta
Kiruna, Luleå, Sundsvall, Umeå
The strength of the interplanetary magnetic field is high (29.4nT), the direction is North (3.88nT).

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19:39 UTC - Hemispheric Power Index

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16:15 UTC - Type II Radio Emission

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