[Ips-hf-warning] SWS HF COMMS WARNING issued 0018 UT on 08 Nov 2021

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 21/33
ISSUED AT 0018UT/08 NOVEMBER 2021
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

MUFs in the high and mid-latitude regions are expected to be 
moderately depressed on UT days 08 and 09 November. These are 
the aftermath of the recent major storm conditions. Lower frequencies 
are less likely to be impacted during this period. MUFs are expected 
to return to normal levels by UT day 10 Nov.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 08-09 NOVEMBER 2021
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
_____________________________________________________________
08 Nov:    5          -10%      2  4  6  8 12 16 16 22
09 Nov:   10   normal/-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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