URSIGRAM SYDNEY 03/0000UT OCTOBER 2025 GEOALERT SYD276 UGEOA 85303 51003 0000/ 4021/ 12031 22031 30031 99999 PLAIN MAGNETIC FORECAST: MINOR STORM due to CORONAL HOLE BT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au