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.

Previous month

April 2021

Next month
Monday
Mon.
Tuesday
Tues.
Wednesday
Wed.
Thursday
Thurs.
Friday
Fri.
Saturday
Sat.
Sunday
Sun.
   

1

Kp3

2

Kp3

3

Kp1+

4

Kp1

5

Kp2+

6

A1.2
Kp1

7

Kp4+

8

Kp2-

9

Kp2

10

Kp2

11

Kp2+

12

B8.5
Kp2

13

B6
Kp2

14

B2.4
Kp3

15

B1.7
Kp5-

16

B3.4
Kp5

17

B9.6
Kp5-

18

B4.1
Kp4-

19

M1.1
Kp4-

20

C1.9
Kp3+

21

C1.6
Kp2+

22

C8.6
Kp2

23

C2.4
Kp4+

24

B6.6
Kp3-

25

C2.6
Kp5

26

C1.3
Kp4+

27

B3.3
Kp3

28

B3.4
Kp1

29

B6.2
Kp1+

30

B1.9
Kp3-
  
       

Active geomagnetic conditions

Observed Kp: 4
Threshold reached: 22:36 UTC

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

Nuuk
Reykjavik

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

Tórshavn
Oulu, Rovaniemi, Sodankylä, Utsjoki
Kirkenes, Tromsø, Trondheim
Murmansk, Norilsk, Vorkuta
Kiruna, Luleå, Umeå

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

Kuopio
Bergen
Arkhangelsk
Sundsvall

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

Tampere
Petrozavodsk
The direction of the interplanetary magnetic field is slightly South (-9.24nT).

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

22:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 22:36 UTC

alert


22:27 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 75GW at 23:18 UTC


21:27 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 55GW at 22:19 UTC


Get instant alerts!

Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/17M1.1
Last geomagnetic storm2025/02/15Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025153.7 +16.7
Last 30 days157.8 +3

This day in history*

Solar flares
12011M9.61
22011M2.15
32011M1.97
42002M1.55
52011M1.54
DstG
11999-123G3
21961-101G3
31998-100G3
42005-80G2
52015-69G1
*since 1994

Social networks