[Ips-whfpr] IPS Weekly Prop. Report (04 August 10)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 04/0200Z AUGUST 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (28 JULY - 03 AUGUST)
Date   T index   Conditions        
28 Jul   25      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Niue Island 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 by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

29 Jul   25      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values, enhanced 30% during
      local dusk.
      Depressed by 25% during local night.
   Niue Island Region:
      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):
      Near predicted monthly values over the UT day.

30 Jul   17      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      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):
      Near predicted monthly values over the UT day.

31 Jul   18      Normal            
MUFS:
   Cocos Island Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

01 Aug   18      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 30% during local night.
   Niue Island Region:
      Depressed by 15%.
   Northern Australian Region:
      Depressed by 15%.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

02 Aug   21      Normal            
MUFS:
   Cocos Island Region:
      Depressed by 20-30%.
   Niue Island Region:
      Mostly near predicted monthly values,
      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 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

03 Aug   26      Normal            
MUFS:
   Cocos Island Region:
      Variable enhancements during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Depressed by 20% 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 40% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

Predicted Monthly T index for August:  27
2. FORECAST (04 AUGUST - 10 AUGUST) 
MUFS: briefly depressed after local dawn on 4 Aug
depressed 15% on 5 Aug
MUFs near predicted monthly values on other days.
Propagation conditions: Fair-Poor 04-Aug Fair-Poor 05-Aug , otherwise normal. No
SWFs
T index:  27

3. OUTLOOK (11 AUGUST - 10 SEPTEMBER)
Degraded HF propagation conditions possible:
23-Aug.

PLEASE NOTE:
Space weather conditions can frequently be determined by short 
timescale events that cannot be forecast a week in advance,
particularly at solar maximum.

For an explanation of some of the terms in this report, go to
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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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
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