[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0752 UT on 24 Dec 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/133
ISSUED AT 0751UT/24 DECEMBER 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

There are a large number of sunspots on the solar disk, increasing 
the risk of R1-R2 level solar flares.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 24-26 DECEMBER 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
24 Dec:  R0-R1                Possible
25 Dec:  R0-R1                Possible
26 Dec:  R0-R1                Possible

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