[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0729 UT on 18 Jan 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 26/10
ISSUED AT 0727UT/18 JANUARY 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Active Region 4341 has produced multiple M-class flares over 
the past week. Further flare activity is likely from this region.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 18-20 JANUARY 2026
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
18 Jan:  R1, chance of R2     Possible
19 Jan:  R1, chance of R2     Possible
20 Jan:  R1, chance of R2     Possible

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