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Powerful X1.8 Solar Flare Erupts, Earth Impact Likely Minimal

11/5/2025

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Summary

Story summary

On November 4, 2025, an X1.8 solar flare erupted from Active Region 4274 at 17:34 UTC.
The event lasted from 17:15 to 17:51 UTC and was linked to a Type IV Radio Emission, indicating a strong CME.
However, the source region's position reduces the likelihood of an Earth-directed CME.
CMEs are expected to reach Earth on November 6–7.
Region 4274 has 60% chance for M-class flares and 10% for X-class.

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Story summary

On November 4, 2025, an X1.8 solar flare erupted from Active Region 4274 at 17:34 UTC.
The event lasted from 17:15 to 17:51 UTC and was linked to a Type IV Radio Emission, indicating a strong CME.
However, the source region's position reduces the likelihood of an Earth-directed CME.
CMEs are expected to reach Earth on November 6–7.
Region 4274 has 60% chance for M-class flares and 10% for X-class.