[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0539 UT on 21 Dec 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/132
ISSUED AT 0538UT/21 DECEMBER 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Multiple solar regions are currently showing growth. R1 level 
flaring is expected, with a chance of R2.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 21-23 DECEMBER 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
21 Dec:  R1, chance R2            Possible
22 Dec:  R1, chance R2            Possible
23 Dec:  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