[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 2307 UT on 28 May 2024 [SEC=OFFICIAL]

[rwc]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 24/57
ISSUED AT 2305UT/28 MAY 2024
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.
NOTE: This warning may be reissued due to system maintenance
scheduled for 29-May. 

AR3691 and AR3697 are returning regions which previously produced 
flares at the R3 level. Shortwave fadeouts are possible.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 29-31 MAY 2024
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
29 May:  R1-R2                    Possible
30 May:  R1-R2                    Possible
31 May:  R1-R2                    Possible

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