[Ips-hf-warning] SWS HF COMMS WARNING issued 2351 UT on 15 Nov 2021

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 21/35
ISSUED AT 2351UT/15 NOVEMBER 2021
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

Depressed MUF conditions are expected for the next three days 
due to very low levels of solar ionising flux.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 16-18 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
_____________________________________________________________
16 Nov:    0          -12%      2  4  6  8 12 16 16 22
17 Nov:   -5          -14%      2  4  6  8 12 12 16 22
18 Nov:    5          -10%      2  4  6  8 12 16 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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