[Ips-whfpr] IPS Weekly Prop. Report (14 July 04)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 14/0200Z JULY 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (07 JULY - 13 JULY)
Date   T index   Conditions        
07 Jul   27      Normal            
MUFS:
   Equatorial PNG Region:
      Depressed by 15% during local day,
      otherwise mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values.


08 Jul   32      Normal            
MUFS:
   Equatorial PNG Region:
      Depressed 5-15% at times to near predicted
      monthly values during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values.


09 Jul   33      Normal            
MUFS:
   Equatorial PNG Region:
      Depressed 5-15% at times during local day
      to near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values.


10 Jul   36      Normal            
MUFS:
   Equatorial PNG Region:
      Depressed 5-10% at times during local day otherwise
      mostly near predicted monthly values.
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values,


11 Jul   47      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 35% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values.


12 Jul   54      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 40% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base):
      Depressed 5-15% at times to mostly near predicted
      monthly values.


13 Jul   56      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values.


Predicted Monthly T index for July:  39
2. FORECAST (14 JULY - 20 JULY) 
MUFS: Mildy depressed after local dawn on 15-16 July, otherwise MUFs
near normal. SWFs probable early in week.
Propagation conditions: Normal-Fair 15-16 July, otherwise normal.
SWfs probable early in week.
T index:   40
COMMENT: IPS HF Communications Warning 27 was issued on 14 July and
is current for interval  15-16 July. 
3. OUTLOOK (21 JULY - 20 AUGUST)
Degraded HF propagation conditions possible: No signficant degraded
periods expected.

PLEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.

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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