[Ips-hf-warning] IPS HF COMMS WARNING

rwc rwc at ips.gov.au
Thu Mar 8 13:10:14 EST 2007


SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 07/07
ISSUED AT 08/0205Z MARCH 2007
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED FOR 08 MARCH 2007
FOR SOUTHERN AUSTRALIAN/NZ REGIONS ONLY.

Mild depressions of 5-15% have been observed at times for
southern Australian and NZ regions so far today. Mild
depressions are expected to continue at times for the
remainder of the local day for southern regions only.

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
_____________________________________________________________
8 Mar  -10     -15%/normal    2  4  6  8 12 12 16 22 


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