[ips-sf] ASWFC Summary Forecast for 21 September - issued 2324UT/20-Sep-2023 [SEC=OFFICIAL]

[rwc]

On UT day 21-Sep, solar activity is expected to be R0-R1 with a chance
for R2. The solar wind speed is expected to be light to moderate. G0
geomagnetic conditions are expected. HF radio propagation conditions
are expected to be fair to normal. Maximum usable frequencies (MUFs)
for HF radio are expected to be depressed by 15% to near predicted
monthly values, with the mild frequency depressions restricted to the
southern Australian region. Isolated fadeouts possible.

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