[Ips-hf-warning] SWS HF COMMS WARNING issued 0551 UT on 22 Feb 2021

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 21/07
ISSUED AT 0551UT/22 FEBRUARY 2021
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

Mildly to moderately depressed MUFs are expected as a consequence 
of forecasted disturbed conditions associated with possible arrival 
of the CME on early UT day 23 Feb.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 23-24 FEBRUARY 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
_____________________________________________________________
23 Feb:  -15          -15%      2  4  6  8 12 12 16 22
24 Feb:  -15          -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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