[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0138 UT on 01 May 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 26/45
ISSUED AT 0136UT/01 MAY 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Solar flare activity is expected to be at R0-R1 levels over 01-02 
May. Shortwave fadeouts are possible.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 01-02 MAY 2026
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
01 May:  R0-R1                    Possible
02 May:  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