[Ips-whfpr] IPS Weekly Prop. Report (24 Januray 01)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 24/0200Z JANUARY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (17 JANUARY - 23 JANUARY)
Date   T index   Conditions        
17 Jan  163      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values 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 during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.


18 Jan  166      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
   Antarctic Region (Casey/Scott Base):
      Enhanced by 15% over the UT day.


19 Jan  147      Normal            
MUFS:
   Equatorial PNG and Northern Australian Regions:
      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):
      Enhanced by 20% over the UT day.


20 Jan  161      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 20% 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:
      Mostly near predicted monthly values,
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.


21 Jan  152      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 50% 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):
      Near predicted monthly values over the UT day.


22 Jan   83      Normal-fair       
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      No data available during local night.
   Northern Australian Region:
      Depressed by 15 to 30% over the UT day.
   Southern Australian and New Zealand Region:
      Depressed by 5 to 15% over the UT day.
   Antarctic Region (Casey/Scott Base):
      Depressed by 20% over the UT day.


23 Jan  104      Normal            
MUFS:
   Equatorial PNG Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Depressed by 30% 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):
      Near predicted monthly values over the UT day.


Predicted Monthly T index for January: 117
2. FORECAST (24 JANUARY - 30 JANUARY) 
MUFS:                   Generally enhanced by 10 to 20%. 
Propagation conditions: Normal. SWfs possible.
T index:                150
COMMENT: IPS HF Communications Warning 1 was issued on 22 January
	 and is current for interval  23-24 January. 
3. OUTLOOK (31 JANUARY - 02 MARCH)
Degraded HF propagation conditions possible:
No signficant degraded periods expected.

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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