[ips-sf] ASWFC Summary Forecast for 01 June - issued 2322UT/31-May-2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

Solar activity on UT day 01-Jun is expected to be at R1-R2 levels. S1
solar radiation storm conditions are expected. The solar wind speed is
expected to be very strong. G3-G4 geomagnetic conditions are expected
due to an anticipated CME impact at 2100UT +/- 12 hours. HF radio
propagation conditions are expected to be mostly fair to poor. Maximum
usable frequencies (MUFs) in the Australian region are expected to be
near predicted monthly values to 15% depressed. Shortwave fadeouts are
probable.

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au