[Ips-hf-warning] IPS HF COMMS WARNING

rwc rwc at ips.gov.au
Sat Nov 4 12:57:52 EST 2006


SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 06/29
ISSUED AT 04/0155Z NOVEMBER 2006
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED FOR 04 NOVEMBER 2006

Depressions of 10-20% have been observed at times at all
latitudes so far today and are expected at times for the
remainder of the local day.

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
_____________________________________________________________
4 Nov  -20    -15%/normal    2  4  6  8 12 12 16 22 


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