[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 2114 UT on 08 Jun 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 25/60
ISSUED AT 2114UT/08 JUNE 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

HF radio conditions in the Australian region are currently depressed 
20-35% from monthly averages. Spread-F is prominent in the southern 
regions. Conditions may continue to be depressed but overall 
improving over the next few days.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 09-10 JUNE 2025
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

HF COMMUNICATIONS FORECAST (AUSTRALIAN/NEW ZEALAND REGION)
                                   FREQUENCY BANDS
       T-index      MUFs        2  4  6  8 12 16 22 26
_____________________________________________________________
09 Jun:   80   normal/-20%      2  4  6  8  8 12 16 16
10 Jun:   95   normal/-15%      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