[ips-sf] ASWFC Summary Forecast for 24 June - issued 2319UT/23-Jun-2023 [SEC=OFFICIAL]

[rwc]

Solar activity on UT day 24-Jun is expected to be at the R1 level,
with a chance of R2. The solar wind speed is expected to be light to
moderate. G0 geomagnetic conditions are expected for 24-25 Jun. G1
periods may be experienced on 26-Jun due to a recent R1 (M4)
flare/CME. Maximum usable frequencies (MUFs) are expected to be near
predicted values. HF communication conditions are expected to be
normal, with mild degradations possible during local night hours.
Moderately degraded HF conditions may be experienced for the southern
Australian region on 26-Jun during local night hours. Isolated
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