[ips-sf] ASWFC Summary Forecast for 26 December - issued 2319UT/25-Dec-2022 [SEC=OFFICIAL]

[rwc]

Solar activity on UT day 26-Dec is expected to be at R0-R1 levels.
Geomagnetic activity is expected to be at G0 levels on 26-Dec, with
isolated periods of G1 possible on 27-Dec. The solar wind speed is
expected to continue to decline to light levels, and possibly increase
again to moderate to strong on 27-Dec due to anticipated grazing
impacts from recent CMEs. HF conditions in the Australian region may
be mildly degraded due to persistent sporadic-E. Australian region
maximum usable frequencies are expected to be near average values on
26-Dec, with some depressions possible by 27-Dec. Isolated minor
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