[ips-sf] ASWFC Summary Forecast for 05 October - issued 2320UT/04-Oct-2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

On UT day 05-Oct solar activity is expected to be R0-R1. S0 solar
radiation storm conditions are expected. The solar wind speed is
expected to be moderate with a declining trend as the influence of a
coronal hole wind stream declines. G0 geomagnetic conditions are
expected. HF radio propagation conditions are expected to be mildly
degraded during local night hours. Maximum usable frequencies in the
Australian region are expected to be depressed 15-20% to near
predicted monthly values.

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