URSIGRAM SYDNEY 06/0000UT JUNE 2023 GEOALERT SYD157 UGEOA 85303 30606 0000/ 4021/ 11061 20061 30061 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