URSIGRAM SYDNEY 10/0000UT MAY 2023 GEOALERT SYD130 UGEOA 85303 30510 0000/ 4021/ 13101 23102 38101 99999 PLAIN MAGNETIC FORECAST: MAJOR STORM due to CORONAL MASS EJECTION BT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au