[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0816 UT on 19 Jan 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 26/12
ISSUED AT 0815UT/19 JANUARY 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Active Region 4341 has recently produced an X1.9 flare as well 
as multiple M-class flares over the past several days. Further 
flare activity is likely from this region.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 19-21 JANUARY 2026
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
19 Jan:  R2, chance of R3     Probable
20 Jan:  R2, chance of R3     Probable
21 Jan:  R2, chance of R3     Probable

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