URSIGRAM SYDNEY 28/0000UT MARCH 2025 GEOALERT SYD087 UGEOA 85303 50328 0000/ 4021/ 11281 22281 30281 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