[Ips-whfpr] IPS Weekly Prop. Report (06 October 10)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 06/0200Z OCTOBER 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (29 SEPTEMBER - 05 OCTOBER)
Date   T index   Conditions        
29 Sep   25                        
MUFS:
   Cocos Island Region:
      Near predicted monthly values with depressions to 25%
      03-07 UT. No data 09-22 UT.
   Niue Island Region:
      No data.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 30% 03-08
      UT observed at Darwin.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with depressions to 25%
      09-19 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with occasional
      depressions to 25%.

30 Sep   32      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 50% during local day. Enhanced by 30% during
      local night.
   Niue Island Region:
      No data.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

01 Oct   29      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
   Niue Island Region:
      Enhanced by 30% during local day. Enhanced by 20%
      during local night. Depressed by 20% 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/Davis/Mawson):
      Near predicted monthly values over the UT day.

02 Oct   21      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Niue Island Region:
      Depressed by 25% during local day. Depressed by 35%
      during local night.
   Northern Australian Region:
      Depressed by 15% 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.

03 Oct   20      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      Depressed by 20% during local day. Depressed by 15%
      during local night. Depressed by 20% 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/Davis/Mawson):
      Near predicted monthly values over the UT day.

04 Oct   19      Fair-normal       
MUFS:
   Cocos Island Region:
      Near predicted monthly values 00-02, 09-16 and 21-23
      UT. Depressions to 25% at other times.
   Niue Island Region:
      Near predicted monthly values 00-05, 12-13 and 19-22
      UT. Depressions to 30% at other times.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 30% 02-07
      UT at Darwin and to 20% 01-05 UT at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Depressions to 25% at
      Norfolk Is. 02-14, 23 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with depressions to 30%
      12-18 UT.

05 Oct   29      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values to 25% depressed.
      Enhancements to 25% 10-13 UT.
   Niue Island Region:
      Near predicted monthly values to 15% depressed.
      Enhanced to 20% 08-16 UT.
   Northern Australian Region:
      Depressed to 25% 00-06 UT at Darwin and 04-06 UT at
      Townsville. Near predicted monthly values at other
      times.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 15% enhanced.
      Depressions to 20% at Brisbane 03-05 UT and Norfolk
      Is. 00-05, 20-22 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 20% enhanced.
      Depressions to 25% 09-13 and 18-22 UT at Casey.

Predicted Monthly T index for October:  30

2. FORECAST (06 OCTOBER - 12 OCTOBER) 
MUFS: Near predicted monthly values to 20% depressed.
Propagation conditions: Normal. No SWFs
T index:  20

3. OUTLOOK (13 OCTOBER - 12 NOVEMBER)
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
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
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