[Ips-hf-warning] ASWFC HF SWF COMMS WARNING issued 0310 UT on 05 Dec 2022 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 22/96
ISSUED AT 0309UT/05 DECEMBER 2022
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

A number of large active regions are present on the solar disk, 
one of which (AR3157) has previously produced an M-class flare. 
Further M-class flares are possible.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 05-07 DECEMBER 2022
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
05 Dec:  R0-R1                Possible
06 Dec:  R0-R1                Possible
07 Dec:  R0-R1                Possible

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