URSIGRAM SYDNEY 04/0000UT MAY 2023 GEOALERT SYD124 UGEOA 85303 30504 0000/ 4021/ 12041 20041 30041 99999 PLAIN MAGNETIC FORECAST: QUIET BT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au