[Ips-hf-warning] IPS HF COMMS WARNING issued 0212 UT on 30 Jul 2015

rwc rwc at ips.gov.au
Thu Jul 30 12:12:18 EST 2015


SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 15/28
ISSUED AT 0211UT/30 JULY 2015
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

Due to continued low levels of ionising radiation and expected 
enhancements in geomagnetic activity levels from 30 July to 1 
August, minor to moderate MUF depressions and degradations in 
HF conditions may be expected on these days.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 30 JULY 2015 TO 01 AUGUST 2015
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
_____________________________________________________________
30 Jul:   50          -13%      2  4  6  8 12 12 16 22
31 Jul:   45          -15%      2  4  6  8 12 12 16 22
01 Aug:   40          -19%      2  4  6  8  8 12 16 22

Space Weather Services              email: asfc at ips.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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