[Ips-hf-warning] SWS HF COMMS WARNING issued 0002 UT on 02 Mar 2017 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 17/17
ISSUED AT 0001UT/02 MARCH 2017
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

The Earth's ionosphere is currently under the influence of the 
very strong solar wind stream associated with a recurrent coronal 
hole. The HF depressions are currently experienced in Southern 
Australian Region. Over the next two days (2-3 March) minor to 
moderate depressions are expected to extend to lower latitudes 
and into Antarctic Region. HF users are advised to use lower 
than the monthly predicted frequencies for the next two days 
(2-3 March).

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 01-02 MARCH 2017
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
_____________________________________________________________
01 Mar:    0   normal/-15%      2  4  6  8 12 12 16 22
02 Mar:    0   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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