[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 0028 UT on 18 Mar 2023 [SEC=OFFICIAL]

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SUBJ: ASWFC PRELIMINARY HF RADIO COMMUNICATIONS WARNING 23/30
ISSUED AT 0027UT/18 MARCH 2023
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Degraded HF conditions are possible on 20-Mar for southern region 
Australia due to a recent CME. Northern Australian region MUFs 
are expected to remain at near predicted monthly values to 20% enhanced.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 20 MARCH 2023 FOR THE SOUTHERN AUSTRALIAN REGION.
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