[Ips-hf-warning] ASWFC HF SHORTWAVE FADEOUT WARNING issued 2241 UT on 27 Apr 2024 [SEC=OFFICIAL]

[rwc]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 24/42
ISSUED AT 2239UT/27 APRIL 2024
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Solar region AR3654 has shown significant growth in the past 
24 hours. An R1 (M3) flare was observed this morning at 27/2140UT. 
Further flare activity is expected from this region.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 28-30 APRIL 2024
IF COMMS DIFFICULTIES EXPERIENCED TRY A HIGHER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS
28 Apr:  R1                   Possible
29 Apr:  R1                   Possible
30 Apr:  R1                   Possible

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