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

C5.7
Kp3-

2

C1.3
Kp3+

3

C3.9
Kp3

4

C2.2
Kp3-

5

C6.6
Kp2

6

C7.8
Kp4-

7

M6.3
Kp4

8

M2
Kp4

9

M3
Kp4+

10

M3.7
Kp4

11

X1.16
Kp3+

12

M3.1
Kp2+

13

M1.4
Kp2

14

M2.6
Kp2+

15

M2
Kp5+

16

M1.1
Kp5

17

X2.28
Kp3

18

C7.7
Kp2+

19

C6.8
Kp3-

20

M4.4
Kp3

21

M5
Kp4

22

M2.6
Kp2+

23

M1.5
Kp4+

24

M3.7
Kp2+

25

M6.3
Kp3+
S1

26

C5.4
Kp6-
S1

27

C4.5
Kp7-

28

M8.62
Kp6-
     
       

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

Norilsk

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

Anchorage, AK, Fairbanks, AK, Utqiagvik, AK
Vorkuta
The solar wind speed is currently moderately high (539.3 km/sec.)
The strength of the interplanetary magnetic field is moderate (11.72nT), the direction is North (3.39nT).
The Disturbance Storm Time index predicts moderate storm conditions right now (-64nT)

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Latest alerts

11:30 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 11:10 UTC

alert


11:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 10:52 UTC

alert


08:51 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 75GW at 09:33 UTC


08:48 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 67GW at 09:28 UTC


Get instant alerts!

Space weather facts

Last X-flare2025/02/23X2.0
Last M-flare2025/02/25M3.6
Last geomagnetic storm2025/02/19Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025155.4 +18.4
Last 30 days153.8 +2.5

This day in history*

Solar flares
12002M2.33
22002M1.14
32002M1.01
42014C9.73
52002C9.73
DstG
11992-143G2
22023-132G3
32014-97G1
41997-86G3
51990-84G1
*since 1994

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