URSIGRAM SYDNEY 13/0000UT JANUARY 2023 GEOALERT SYD013 UGEOA 85303 30113 0000/ 4021/ 13131 20131 30131 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