[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0759 UT on 04 Sep 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 26/78
ISSUED AT 0759UT/04 SEPTEMBER 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

A new sunspot group is currently rotating into view. While analysis 
is currently limited, it likely has potential for R1 level solar 
flares in the next day.

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

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
04 Sep:  R0-R1                Possible
05 Sep:  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