[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0003 UT on 02 Oct 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/103
ISSUED AT 0003UT/02 OCTOBER 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

New and magnetically complex regions AR3451 and AR3452 have recently 
rotate onto the solar disk and have a history of M-class flaring.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 02-04 OCTOBER 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
02 Oct:  R0-R1                Possible
03 Oct:  R0-R1                Possible
04 Oct:  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