[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 2346 UT on 31 Aug 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/80
ISSUED AT 2345UT/31 AUGUST 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Solar activity is expected to be R1, chance of R2 activity over 
01-02 Sep UT days.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 01-02 SEPTEMBER 2025
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
01 Sep:  R1, chance of R2     Possible
02 Sep:  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