[Ips-hf-warning] ASWFC HF COMMS WARNING issued 0342 UT on 15 Oct 2022 [SEC=OFFICIAL]

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SUBJ: ASWFC HF RADIO COMMUNICATIONS WARNING 22/80
ISSUED AT 0340UT/15 OCTOBER 2022
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Southern Australian regional MUFs are 15-30% depressed after 
local dawn this morning following an increase in geomagnetic 
activity. Northern Australian MUFs are mostly near predicted 
monthly values.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED FOR SOUTHERN
AUSTRALIAN REGION FOR REST OF LOCAL DAY 15 OCTOBER 2022.

IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

HF COMMUNICATIONS FORECAST (AUSTRALIAN/NEW ZEALAND REGION)
   Southern Aus. Region            FREQUENCY BANDS
       T-index      MUFs        2  4  6  8 12 16 22 26
_____________________________________________________________
15 Oct:   69          -30%      2  4  6  6  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