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Real-time auroral and solar activity

Sunspot region AR12574

Number of
sunspots		 Size Class Magn. Class Spot Location
2016/08/08 2 60 DSO N08E72
2016/08/09 2 20 BXO N14E65
2016/08/10 6 290 DHO N05E49
2016/08/11 6 240 CAO N05E35
2016/08/12 7 240 CAO N04E21
2016/08/13 4 200 CAO N04E07
2016/08/14 6 160 CAO N05W04
2016/08/15 7 170 CSO N05W17
2016/08/16 8 180 CSO N05W31
2016/08/17 4 110 HSX N05W43
2016/08/18 3 100 HSX N05W58
2016/08/19 2 90 HSX N06W71
2016/08/20 2 70 HSX N06W84
2016/08/21 2 70 HSX N06W99
BCM
1461

The top 10 solar flares from sunspot region 12574

Start Maximum End
1M1.272016/08/0900:3400:4200:52
2C8.112016/08/0810:3610:4410:50
3C4.472016/08/0809:0509:2109:27
4C3.542016/08/0908:4708:5509:00
5C3.522016/08/1116:3216:4417:03
6C2.352016/08/0807:3407:3707:43
7C1.362016/08/0814:5315:1316:18
8B9.622016/08/1206:5006:5807:02
9B7.732016/08/1001:4902:1202:22
10B7.652016/08/1108:3408:3808:42
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Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Oulu, Rovaniemi, Kuopio, Sodankylä
Kirkenes, Trondheim
Arkhangelsk, Murmansk, Vorkuta
Kiruna, Luleå, Sundsvall, Umeå
The solar wind speed is currently moderately high (573 km/sec.)

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Latest alerts

02:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:50 UTC

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Saturday, 5 April 2025
20:30 UTC - Geomagnetic activity

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

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20:24 UTC - Solar flare

Moderate M1.05 flare

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20:09 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.05)

10:00 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 78GW at 10:32 UTC

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/05M1.0
Last geomagnetic storm2025/04/05Kp6- (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025150.4 +16.2
Last 30 days131.6 -13.4

This day in history*

Solar flares
12001X8.08
22004M3.44
32023M3.01
42000M2.7
52006M2.02
DstG
12000-291G4
21977-105G3
31988-100G2
41984-86
52010-81G1
*since 1994

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