[Ips-hf-warning] IPS HF COMMS WARNING

[rwc]

SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 04/52
ISSUED AT 20/2211Z NOVEMBER 2004
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

NORTHERN AUS REGION MUFS CURRENTLY NEAR NORMAL.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 21 NOVEMBER 2004 SOUTHERN AUS/NZ REGION ONLY.
MUFS MAY RECOVER AS DAY PROGRESSES.

IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS             
21 Nov:  low to moderate      Possible             

HF COMMUNICATIONS FORECAST (SOUTHERN AUSTRALIAN/NEW ZEALAND REGION)
                                   FREQUENCY BANDS  
       T-index  MUFs          2  4  6  8 12 16 22 26
_____________________________________________________________
18 Nov   10    -15%           2  4  6  8 12 12 16 22 


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