[ips-sf] ASWFC Summary Forecast for 25 June - issued 2310UT/24-Jun-2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

On UT day 25-Jun solar activity is expected to be R0. S0 solar
radiation storm conditions are expected. The solar wind speed is
expected to increase to strong due to a coronal hole wind stream. G1,
chance G2 geomagnetic conditions are expected later today. HF radio
propagation conditions are expected to be initially normal, then
becoming fair, with degraded HF conditions likely during local night
hours. Maximum usable frequencies in the Australian region are
expected to be 10-15% depressed to near predicted values.

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