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Solar maximum could occur as early as mid-2024 but scientists will have to wait seven months after it has occurred to be able to declare it has taken place. Why?
The sun has produced 163 sunspots in June, the highest monthly number in more than two decades, sparking concerns that Earth may soon face space weather trouble.
NASA and NOAA predictions for the latest solar cycle haven't panned out, however, forecasts by others have proved more accurate.
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
The K7RA Solar Update 03/05/2021 Tad Cook, K7RA, Seattle, reports: We saw one day during the February 25 – March 3 reporting week — Monday, March 1 — with no sunspots, so the average daily sunspot number declined slightly from 19.6 to 18.9. Two new sunspot groups (2806 and 2807) appeared on Tuesday, March 2. Average daily solar flux increased only slightly during the reporting week, from 75.7 to 76.7. Average daily planetary A index softened slightly from 16 to 14.7, and the middle latitude average went from 12.4 to 10.4. Geomagnetic indicators remained somewhat active due to persi...