[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 0258 UT on 24 Oct 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 26/93
ISSUED AT 0257UT/24 OCTOBER 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

MUFs are currently depressed by 15-25% throughout the Australian 
region, with the strongest depressions currently in northern 
Australian regions. Depressions are expected to continue for 
the remainder of UT day 24-Oct.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 24 OCTOBER 2026
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
_____________________________________________________________
24 Oct:    7          -25%      2  4  6  8  8 12 16 16

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