[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 2212 UT on 15 Jan 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/07
ISSUED AT 2211UT/15 JANUARY 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Australian region MUFs are depressed 15-20% after local dawn 
this morning following mild overnight geomagnetic activity induced 
by a coronal hole wind stream. MUFs are expected to recover as 
the day progresses.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 16 JANUARY 2025
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
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HF COMMUNICATIONS FORECAST (AUSTRALIAN/NEW ZEALAND REGION)
                                   FREQUENCY BANDS
       T-index      MUFs        2  4  6  8 12 16 22 26
_____________________________________________________________
16 Jan:   95   -15%/normal      2  4  6  8 12 12 16 22

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