[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 2336 UT on 02 Nov 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/108
ISSUED AT 2335UT/02 NOVEMBER 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

AR3474 has recently increased in magnetic complexity and has 
produced an R1 level flare event. Additionally, a new, large 
sunspot region is rotating around the eastern limb and has produced 
an R1 level flare event. Solar activity over 3-5 Nov is forecast 
to be at R0-R1 levels.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 03-05 NOVEMBER 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
03 Nov:  R0-R1                Possible
04 Nov:  R0-R1                Possible
05 Nov:  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