[ips-sf] ASWFC Summary Forecast for 20 August - issued 2321UT/19-Aug-2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

Solar flare activity on UT day 20-Aug is expected to be at R0-R1
levels. S0 solar radiation storm conditions are expected. The solar
wind speed is expected to be strong. G0 geomagnetic conditions are
expected, with a chance of G1. Global high frequency 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. Shortwave fadeouts are possible.

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