[Ips-hf-warning] IPS HF COMMS WARNING

[rwc]

SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 11/36
ISSUED AT 21/0123Z AUGUST 2011
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED FOR NORTHERN
AUSTRALIAN REGIONS ONLY FOR 21 AUGUST 2011

IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

HF COMMUNICATIONS FORECAST (NORTHERN AUSTRALIAN REGION)
                                   FREQUENCY BANDS  
       T-index  MUFs          2  4  6  8 12 16 22 26
_____________________________________________________________
21 Aug    25     -18%         2  4  6  8  8 12 16 22 


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