April 21, 2026

This Week in Amateur Radio

North America's Premiere Amateur Radio News Magazine

via the ARRL: The ARRL Solar Update

Read more at ARRL.org

Solar activity was at very low levels with only isolated B-class
flaring, mostly from Region 4416.
 
There are currently four numbered regions on the visible disk. Region
4416 remains the largest group by area but exhibited signs of
structural weakening, including flux submergence and a slight decay
of its intermediary pores. Region 4419 was the most complex group on
the disk and showed flux emergen…

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