[ips-sf] ASWFC Summary Forecast for 17 December - issued 2321UT/16-Dec-2023 [SEC=OFFICIAL]

[rwc]

Solar activity on UT day 17-Dec is expected to be at R0-R1 levels. The
solar wind speed is expected to be moderate to strong. G1 geomagnetic
conditions are expected, with a chance of G2 due to component CME
arrivals. HF radio communication conditions are expected to be fair.
Maximum usable frequencies (MUFs) are expected to be generally near
predicted monthly values, with degraded conditions for the southern
Australian region expected over 17-18 Dec. Isolated 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