[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0402 UT on 09 May 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/44
ISSUED AT 0402UT/09 MAY 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Multiple complex active regions on the solar disk mean M-class 
or higher flaring is likely.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 09-11 MAY 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
09 May:  R1-R2                Possible
10 May:  R1, chance of R2     Possible
11 May:  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