[Ips-whfpr] IPS Weekly Prop. Report (22 August 01)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 22/0200Z AUGUST 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (15 AUGUST - 21 AUGUST)
Date   T index   Conditions        
15 Aug  115      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 70% during local night.
   Northern Australian Region:
      Mostly 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):
      Depressed by 15% over the UT day.

16 Aug  120      Normal-fair       
MUFS:
   Equatorial PNG Region:
      Enhanced by 25% during local day,
      Enhanced by 20% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

17 Aug  109      Fair-normal       
MUFS:
   Equatorial PNG Region:
     Enhanced by 20% during local day,
     Enhanced by 45% during local night.
  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 15% after local dawn.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 20% over the UT day.

18 Aug  118      Normal            
MUFS:
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Enhanced by 40% during local night.
  Northern Australian Region:
     Near predicted monthly values during local day,
     Enhanced by 15% during local night.
     Enhanced by 15% after local dawn.
  Southern Australian and New Zealand Region:
     Near predicted monthly values.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

19 Aug  115      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 25% during local day,
      Enhanced by 45% during local night.
      Enhanced by 35% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

20 Aug  106      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Enhanced by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 25% over the UT day.

21 Aug  120      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 25% during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Depressed by 15% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 15% over the UT day.

Predicted Monthly T index for August: 109
2. FORECAST (22 AUGUST - 28 AUGUST) 
MUFS: Near predicted monthly values. 
Propagation conditions: Normal. SWfs probable.
T index:   110

3. OUTLOOK (29 AUGUST - 28 SEPTEMBER)
Degraded HF propagation conditions possible:
09-10 Sep.

PEASE 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.

IPS Radio and Space Services      | email: asfc at ips.gov.au
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tel: +61 2 9213 8010              | fax: +61 2 9213 8060