[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0359 UT on 01 Sep 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/85
ISSUED AT 0359UT/01 SEPTEMBER 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Sunspot region AR3413 has grown in complexity and may be responsible 
for R1-R2 solar flares until 03-Sep, when it is due to rotate 
off the solar disk.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 01-03 SEPTEMBER 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
01 Sep:  R0-R1, chance R2      Possible
02 Sep:  R0-R1, chance R2      Possible
03 Sep:  R0-R1, chance R2      Possible

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