[Ips-whfpr] IPS Weekly Prop. Report (28 May 08)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 28/0200Z MAY 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (21 MAY - 27 MAY)
Date   T index   Conditions        
21 May   14      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
   Northern Australian Region:
      Near predicted monthly values during local day,
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with some periods of 
      enhancements upto 35% and some period of significant
      degradations. 

22 May    7      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Enhanced by 15% during local day with some periods of
      depressions, 
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced at times by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Conditions remained unstable. Periods of enhancement,
      depressions and degradations observed. 

23 May    4      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed at times by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced at times by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with periods of 30% 
      enhancements and periods of noticeable degradations.

24 May    8      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      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 at times by 35% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with periods of 
      some enhancements and some times noticeable degradations.

25 May    4      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed by 15% 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 during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted to enhanced values over the UT day.

26 May    3      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

27 May    2      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Depressed by 10-20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 5-15% 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 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values to enhanced.

Predicted Monthly T index for May:   6
2. FORECAST (28 MAY - 03 JUNE) 
MUFS: Mostly near predicted monthly values with isolated
depressions of 5-15% possible at times.
Propagation conditions: Mostly normal. No SWFs
T index:    5

3. OUTLOOK (04 JUNE - 04 JULY)
Degraded HF propagation conditions possible: No significantly
degraded intervals expected.

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
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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