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18:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 17:59 UTC

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06:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 05:59 UTC

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Sunday, 4 May 2025
15:09 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 15:48 UTC


08:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 07:52 UTC

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/30M2.03
Last geomagnetic storm2025/05/03Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2025140.6 +6.4
May 202566.5 -74.1
Last 30 days111.6 -20.3

This day in history*

Solar flares
12015X3.93
22024X1.32
32024X1.2
42024M8.42
52024M7.47
DstG
11998-119G3
21989-86G3
31959-72G2
41978-72
51986-62G1
*since 1994

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