[Ips-whfpr] IPS Weekly Prop. Report (30 November 05)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 30/0200Z NOVEMBER 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (23 NOVEMBER - 29 NOVEMBER)
Date   T index   Conditions        
23 Nov   23      Normal            
MUFS:
slightly above predicted monthly values

24 Nov    6      Normal            
MUFS:
slightly below predicted monthly values

25 Nov    2      Normal            
MUFS:
   Equatorial PNG 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):
     Near predicted monthly values.

26 Nov   18      Normal            
MUFS:
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     No data available during local night.
  Northern Australian Region:
     Mostly near predicted monthly values,
  Southern Australian and New Zealand Region:
     Depressed by 20% during local day,
     Near predicted monthly values during local night.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

27 Nov   11      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted with depressions to 30% 12-16 UT.
      Spread F observed 17-19 UT and sporadic E at 01-06,
      13-19 UT.
   Northern Australian Region:
      Near predicted with depressions to 25% observed at
      Darwin 02-05 UT. Sporadic E, sometimes blanketing,
      observed 01-12 UT. Spread F observed at Niue 11-16
      UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Sporadic E observed at
      most stations throughout. Spread F observed at Hobart
      12-18 UT and at Christchurch 09-19 UT.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values.

28 Nov   23      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values. Sporadic E observed
      01-06 and 15-21 UT. Spread F observed at Vanimo 13-14
      UT.
   Northern Australian Region:
      Mostly near predicted monthly values. Sporadic E
      observed 15-20 UT at Darwin, 17-21 UT at Townsville
      and 05-14 UT at Niue. Spread F observed at Niue 09-17
      UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Sporadic E observed
      00-04 UT at stations.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values. Sporadic E observed
      08-15 UT.

29 Nov   13      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values, depressions to 30%
      07-12 UT. Sporadic E observed at Vanimo 00, 12, 17-19
      UT.
   Northern Australian Region:
      Near predicted monthly values. Sporadic observed at
      Darwin 07-08, 15 UT and Townsville 00-01 UT. Spread F
      observed at Niue 13-15 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Sporadic E observed
      during the day and evening at all stations.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values. Sporadic E observed at
      Macquarie Island 08, 09, 13, 14 UT, Mawson 14, 15 and
      20 UT and Casey 17-21 UT.

Predicted Monthly T index for November:  20
2. FORECAST (30 NOVEMBER - 06 DECEMBER) 
MUFS: Near predicted monthly values. Depressions to 40% expected
      on 1 and 2 December, particularly at mid and higher latitudes.

Propagation conditions: Fair 01-02 Dec, otherwise normal. No SWFs

T index:   10

COMMENT: IPS HF Communications Warning 44 was issued on 30 November
	 and is current for interval 30 November to 2 December. 
3. OUTLOOK (07 DECEMBER - 06 JANUARY)
Degraded HF propagation conditions possible:
28-29 Dec.

For an explanation of some of the terms in this report, goto
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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