[Ips-hf-warning] SWS HF COMMS WARNING issued 0514 UT on 08 Jul 2022 [SEC=OFFICIAL]

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 22/52
ISSUED AT 0513UT/08 JULY 2022
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

Southern Australian regional MUFs have become depressed by 15-40% 
after 08/0200UT. Depressed MUFs are expected for the remainder 
of the local day today for southern Australian region only. Northern 
Australian Region MUFs have been enhanced 15-30% so far today.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 08 JULY 2022 SOUTHERN AUSTRALIAN REGION ONLY
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

HF COMMUNICATIONS FORECAST (SOUTHERN AUSTRALIAN/NEW ZEALAND REGION)
                                   FREQUENCY BANDS
       T-index      MUFs        2  4  6  8 12 16 22 26
_____________________________________________________________
08 Jul:   25       -20%         2  4  6  8  8 12 16 16

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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