[Ips-whfpr] IPS Weekly Prop. Report (29 October 08)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 29/0200Z OCTOBER 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (22 OCTOBER - 28 OCTOBER)
Date   T index   Conditions        
22 Oct  -18      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day
      with some periods of depressions,
      Depressed by 30% during local night.
   Northern Australian Region:
      Depressed by 25% 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 with
      some periods of depressions.

23 Oct  -19      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Depressed by 25% during local day,
      Depressed by 20% during local night.
   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.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day with 
      some periods of depressions.

24 Oct  -17      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed by 30% during local night.
   Northern Australian Region:
      Depressed by 30% during local day,
      Depressed by 15% 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.

25 Oct  -22      Fair-normal       
MUFS:
   Equatorial PNG/Niue Region:
      Depressed by 15% during local day,
      Depressed by 45% during local night.
   Northern Australian Region:
      Depressed by 20% during local day,
      Depressed by 25% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% 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.

26 Oct  -20      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values with some periods of
      depressions during local day,
      Depressed by 40% 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.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

27 Oct  -14      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Depressed by 15% during local day,
      Depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% 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.

28 Oct   -8      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed by 20% 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.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

Predicted Monthly T index for October:   2
2. FORECAST (29 OCTOBER - 04 NOVEMBER) 
MUFS: briefly depressed after local dawn on 30 Oct
MUFs near predicted monthly values on other days.
Propagation conditions: Fair 30-31 Oct and 1 Nov, otherwise normal. No SWFs
T index:   2

3. OUTLOOK (05 NOVEMBER - 05 DECEMBER)
Degraded HF propagation conditions possible:
No signficant degraded periods expected.

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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