[Ips-hf-warning] SWS HF COMMS WARNING issued 2221 UT on 14 Apr 2022 [SEC=OFFICIAL]

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 22/34
ISSUED AT 2214UT/14 APRIL 2022
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DGRADED HF CONDITIONS OBSERVED FOR SOUTHERN REGION AUSTRALIA
DURING LOCAL NIGHT HOURS LAST NIGHT.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED FOR 15 APRIL 2022 
FOR SOUTHERN AUSTRALIAN REGION ONLY. NORTHERN AUSTRALIAN REGIONAL 
MUFS ARE NEAR NORMAL TO ENHANCED. SOUTHERN REGION IONOPSHERIC 
FREQUENCY DEPRESSION IS NOT EXPECTED TO PERSIST WITH MUFS EXPECTED 
TO RECOVER DURING THE LOCAL DAY.

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
_____________________________________________________________
15 Apr:   50          -15%      2  4  6  8 12 12 16 22

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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