[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 0320 UT on 15 Feb 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/17
ISSUED AT 0319UT/15 FEBRUARY 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Sunspot region AR3226 is increasing in size and magnetic complexity 
and is rotating towards the central meridian. This region also 
has a history of producing M-class flares (R1).

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 15-17 FEBRUARY 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
15 Feb:  R1, chance of R2     Possible
16 Feb:  R1, chance of R2     Possible
17 Feb:  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