[ips-sf] ASWFC Summary Forecast for 18 October - issued 2324UT/17-Oct-2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

Solar activity on UT day 18-Oct is expected to be at R1-R2 levels. S0
solar radiation storm conditions are expected, with a chance of S1.
The solar wind speed is expected to be light to moderate. G0-G1
geomagnetic conditions are expected due to the current elevated IMF
conditions. HF radio propagation conditions are expected to be normal
to fair. Maximum usable frequencies (MUFs) in the Australian region
are expected to be near predicted monthly values to 15% enhanced.
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