[Ips-whfpr] IPS Weekly Prop. Report (09 January 08)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 09/0200Z JANUARY 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (02 JANUARY - 08 JANUARY)
Date   T index   Conditions        
02 Jan  -20      Fair-normal       
MUFS:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

03 Jan  -11      Fair-normal       
MUFS:
   Equatorial PNG/Niue Region:
      Mostly 15-30% depressed.
   Northern Australian Region:
      Depressed by 25% during local day.
      Near predicted monthly values 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.

04 Jan   -4      Fair-normal       
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted with depressions to 30% 18-23 UT.
   Northern Australian Region:
      Depressed by 25% 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.

05 Jan   15      Normal-fair       
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

06 Jan   -2      Normal-fair       
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day.
      Depressed by 15% during local night.
      Enhanced by 65% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

07 Jan    3      Fair              
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values with depressions to 30%
      during night hours.
   Northern Australian Region:
      Mostly 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 to 30% depressed. Night
      spread F observed.

08 Jan    4      Normal-fair       
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values with occasional
      depressions to 25%. Some night spread F and sporadic E
      observed at Vanimo.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Sporadic E observed
      observed mostly 00-08 and 20-23 UT. Sporadic E
      observed 11-17 UT at Macquarie Island.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% depressed.

Predicted Monthly T index for January:  12

2. FORECAST (09 JANUARY - 15 JANUARY) 
MUFS: Mostly near predicted monthly values. Depressions to 30% likely on
14 and 15 January.
Propagation conditions: Fair to normal. Summertime sporadic E is likely
to form and may affect longer range HF sky wave communications. No SWFs.
T index:    5

3. OUTLOOK (16 JANUARY - 15 FEBRUARY)
Degraded HF propagation conditions possible:
16 January, 1-2 and 9 February.

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.


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