October 3, 2025

This Week in Amateur Radio

North America's Premiere Amateur Radio News Magazine

via the ARRL: The ARRL Solar Report

Read more at ARRL.org

Solar activity reached moderate levels due to an isolated M1.5/1n
flare on March 19 at 2040 UTC from Region AR4031.  Regions AR4028,
AR4034, and AR4035 exhibited slight growth.

Region AR4026 re-emerged in the Southwest quadrant. Regions in the
Northwest quadrant, including AR4020, AR4022, AR4025, and AR4031 all
appeared to be in a decay phase.

No Earth-directed CMEs were detected in available coronag…

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