[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0004 UT on 29 Jul 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/71
ISSUED AT 0003UT/29 JULY 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

R1 flaring, with a chance for R2, possible from several complex 
active regions on the solar disk. Shortwave fadeouts possible.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 29-31 JULY 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
29 Jul:  R1, chance R2      Possible
30 Jul:  R1, chance R2      Possible
31 Jul:  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