[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 2129 UT on 08 Jun 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC PRELIMINARY HF RADIO COMMUNICATIONS WARNING 24/63
ISSUED AT 2129UT/08 JUNE 2024
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

An asymmetrical halo CME is expected to have an Earth-directed 
component arriving in the second half of UT day 10-Jun. This 
event is expected to cause depressions to maximum usable frequencies 
(MUFs) up to 20%.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 10-12 JUNE 2024
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
A MORE DETAILED HF WARNING WILL FOLLOW IF DEPRESSIONS EVENTUATE.
_____________________________________________________________

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