[Ips-hf-warning] IPS HF COMMS WARNING

[rwc]

SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 04/17
ISSUED AT 11/2331Z MARCH 2004
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DEPRESSED CONDITIONS OBSERVED AFTER LOCAL DAWN
SOUTHERN AUS/NZ REGION. NORTHERN AUS REGION NEAR
PREDICTED MONTHLY VALUES.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 12 MARCH 2004 SOUTHERN AUS?NZ REGION ONLY.
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS             
12 Mar:  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
_____________________________________________________________
12 Mar   20    -15%           2  4  6  8 12 12 16 22 


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