[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 1518 UT on 12 Aug 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC PRELIMINARY HF RADIO COMMUNICATIONS WARNING 24/90
ISSUED AT 1518UT/12 AUGUST 2024
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

G3-G4 geomagnetic activity is expected to cause depressions to 
maximum usable frequencies and degraded HF propagation conditions.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 12-14 AUGUST 2024
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
A MORE DETAILED HF WARNING WILL FOLLOW IF DEPRESSIONS EVENTUATE.
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Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au