[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 2139 UT on 09 Oct 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC PRELIMINARY HF RADIO COMMUNICATIONS WARNING 24/115
ISSUED AT 2139UT/09 OCTOBER 2024
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Due to expected geomagnetic activity, degraded HF conditions 
are expected from late 10-Oct. Maximum usable frequencies in 
the Australian region are expected to become depressed by 30%.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 10-12 OCTOBER 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