[Ips-dhfpr] IPS Daily HF Prop Report - 19 July 04

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z JULY 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 JULY) 
Date   T index  Conditions    
19 Jul    69    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Enhanced by 25% during local day,
      Enhanced by 50% during local night.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Enhanced by 20% during local day,
      Enhanced by 15% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by upto 60% with periods of significant
      degradations.

PCA Event : No event.

Predicted Monthly T index for July:  39
2. FORECAST (20 JULY - 22 JULY)
Date   T index  Conditions       MUFs                              
20 Jul    63    Normal           near predicted monthly values 
21 Jul    65    Normal           near predicted monthly values/enhanced 
                                 5 to 10%.     
22 Jul    70    Normal           near predicted monthly values/enhanced 
                                 10 to 20%.    
COMMENT: IPS HF Communications Warning 30 was issued on 
19 July and is current for interval 20-22 July (SWFs) . HF 
conditions are expected to remain mostly normal in Aus/NZ 
regions during the next three days with some possibility of 
isolated minor degradation periods in the southern regions 
on the first and second days of this period. 
----------------------------------------------------------
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.

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