[Ips-hf-warning] ASWFC HF DEPRESSION WARNING issued 2220 UT on 23 Dec 2022 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 22/102
ISSUED AT 2220UT/23 DECEMBER 2022
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Mild MUF depressions and persistent sporadic-E are expected. 
Degraded HF conditions are expected for the Australian region 
during local night and dawn hours.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 24-25 DECEMBER 2022
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 Dec:   70   normal/-20%      2  4  6  8  8 12 16 16
25 Dec:   70   normal/-20%      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