[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0724 UT on 04 Jan 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 26/03
ISSUED AT 0723UT/04 JANUARY 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Ongoing flare activity from solar active regions AR4324 and AR4325 
suggests further isolated M-class solar flares are possible over 
the next few days.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 04-05 JANUARY 2026
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
04 Jan:  R1, chance R2        Possible
05 Jan:  R1, chance R2        Possible

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