[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 2306 UT on 17 Feb 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 23/18
ISSUED AT 2306UT/17 FEBRUARY 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

A newly arrived sunspot region, AR3229, has produced an X2.2 
flare recently and presents a significant chance of more flaring 
over the coming days.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 18-20 FEBRUARY 2023
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
18 Feb:  R1-R2, chance of R3  Probable
19 Feb:  R1-R2, chance of R3  Probable
20 Feb:  R1-R2, chance of R3  Probable

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