[Ips-dhfpr] IPS Daily HF Prop Report - 14 December 04

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 14/2330Z DECEMBER 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (14 DECEMBER) 
Date   T index  Conditions    
14 Dec    40    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day with
      periods of minor to significant degradations. 

PCA Event : No event.

Predicted Monthly T index for December:  35
2. FORECAST (15 DECEMBER - 17 DECEMBER)
Date   T index  Conditions       MUFs                              
15 Dec    48    Normal           Near predicted monthly values/enhanced 
                                 5 to 15%. 
16 Dec    40    Normal           near predicted monthly values     
17 Dec    34    Normal-Fair      near predicted monthly values/depressed 
                                 5 to 10%    
COMMENT: HF conditions are expected to remain mostly normal 
in most Aus/NZ regions on 15 December. Minor to moderate 
depressions in MUFs and degradations in HF conditions may 
be observed in Southern Aus/NZ regions on 16 and 17 December 
due to an expected rise in geomagnetic activity on these days. 
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For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Gloassary on Solar Terrestrial Terms.

IPS Radio and Space Services      | email: asfc at ips.gov.au
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