[Ips-hf-warning] IPS HF COMMS WARNING issued 2339 UT on 07 Apr 2016 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS HF RADIO COMMUNICATIONS WARNING 16/16
ISSUED AT 2339UT/07 APRIL 2016
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

HF conditions are expected to be heavily depressed today, 8 Apr, 
due to a G1 level geomagnetic storm in progress. These depression 
are likely to be confined to the mid and high latitude regions. 
Low and equatorial region (within +/- 20) are not expected to 
be affected by this storm. HF conditions are expected to recover 
to mildly depressed to nearly monthly predicted values by UT 
day 10 April. HF users are advised to use lower than the monthly 
predicted frequencies on 08-09 April.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 08-09 APRIL 2016
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 Apr:   15          -20%      2  4  6  8  8 12 16 16
09 Apr:   25          -14%      2  4  6  8 12 12 16 22

Space Weather Services              email: asfc at ips.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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