#SolarCycle #22years
#S4 #SolarRadiationStorm in Progress January 19th 2026
A Severe (S4) radiation storm is A RARE EVENT and exceeds the intensity during the October 2003 “Halloween” space weather storms
www.swpc.noaa.gov/news/s4-seve...
#2003Halloween_solar_storms
en.wikipedia.org/wiki/2003_Ha...