[Ips-whfpr] IPS Weekly Prop. Report (02 April 08)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 02/0200Z APRIL 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (26 MARCH - 01 APRIL)
Date   T index   Conditions        
26 Mar   20      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day with periods
      of minor to significant degradations.

27 Mar   20      Normal-fair       
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values. 
   Northern Australian Region:
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Depressed by 20% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day
      with periods of minor to significant degradations.

28 Mar   32      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly value to enhanced by 25%,
   Northern Australian Region:
      Mostly near predicted monthly values,
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted montly value with periods of
      degradations. 

29 Mar   35      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Enhanced by 40% during local day,
      No data available during local night.
   Northern Australian Region:
      Enhanced by 25% during local day,
      Near predicted monthly values during local night.
      Enhanced by 35% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over with periods of minor to 
      significant degradations and depressions. 

30 Mar   24      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Enhanced by 15% during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Enhanced by 25% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 15% during local night.
      Enhanced by 35% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over with periods of minor to
      significant degardations. 

31 Mar   24      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values
      to enhanced up to 30% at times.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

01 Apr   29      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values to
      enhanced up to 30% at times.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 15% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values to
      enhanced by 15%.

Predicted Monthly T index for April:   6
2. FORECAST (02 APRIL - 08 APRIL) 
MUFS: Mild depressions possible towards the end of the forecast
period, otherwise MUFs mostly near predicted monthly values to enhanced.
Propagation conditions: Normal to fair 7-8 April, otherwise normal to good.
T index: 30 declining slowly during forecast period to 10.   

3. OUTLOOK (09 APRIL - 09 MAY)
Degraded HF propagation conditions possible: 11-19 April.

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->
Glossary on Solar Terrestrial Terms.


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