URSIGRAM SYDNEY 16/0000UT DECEMBER 2022 GEOALERT SYD350 UGEOA 85303 21216 0000/ 4021/ 13161 20161 30161 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