[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0231 UT on 17 Aug 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/80
ISSUED AT 0230UT/17 AUGUST 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Several new active regions have developed on the solar disk in 
recent days. R1-R2 level solar flares are possible.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 17-19 AUGUST 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
17 Aug:  R0-R1, chance R2      Possible
18 Aug:  R0-R1, chance R2      Possible
19 Aug:  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