[ips-sf] ASWFC Summary Forecast for 04 June - issued 2322UT/03-Jun-2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

Solar flare activity on UT day 04-Jun is expected to be at R2 levels,
with a chance of R3. S0 solar radiation storm conditions are expected.
The solar wind speed is expected to be moderate to strong. G2
geomagnetic conditions are expected, with a chance of G3. Global HF
radio propagation conditions are expected to be mostly normal becoming
fair-poor from late in the UT day. Maximum Usable Frequencies (MUFs)
in the Australian region are expected to be near predicted monthly
values. 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