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Solar flares — June 30, 2025

June 30, 2025

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UTC+00
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Solar flares on June 30, 2025

The most powerful solar flare in 24 hours

C1.9 (normal) flare - June 30 at 6:34 PM

Solar activity index

Value as of the end of the day on June 30, 2025

Solar activity index

Solar X-ray emission over the past 2 days

Chart of solar X-ray emission (1-8 Å) from June 29, 2025 to June 30, 2025

Time zone — UTC+00

Solar flares
PNG API: JSON | TXT

List of solar flares for June 30, 2025

The total number of solar flares of class C and higher — 6 flares

C class — 6 | M class — 0 | X class — 0

Class begin max end region
C1.9 18:25 18:34 18:40 4130
C1.1 17:59 18:05 18:16 4130
C1.0 15:13 15:20 15:26 4130
C1.4 13:20 13:27 13:34 4130
C1.2 06:24 06:33 06:40 4122
C1.0 03:48 03:56 04:01 4128