10MeV (S1) Proton/PCA Event Ended 26 05 2026 0400UT 10MeV Maximum proton flux of 2.38E+01 PFU (S1) observed at 26 05 2026 0110UT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au