[Ips-whfpr] IPS Weekly Prop. Report (09 October 13) issued 2354 UT on 08 Oct 2013

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED ON 09 OCTOBER 2013 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (02 OCTOBER - 08 OCTOBER)
Date   T index   Conditions        
02 Oct   67      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 30% during local night.
   Niue Island Region:
      Enhanced by 20% during local day.
      Enhanced by 60% during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
      Depressed by 35% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

03 Oct   55      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      Depressed by 20% during local day.
      Depressed by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Depressed by 30% during local day.
      Depressed by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

04 Oct   67      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 45% during local night.
   Niue Island Region:
      Near predicted monthly values.
   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 over the UT day.

05 Oct   65      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 25% after local dawn.
   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.

06 Oct   72      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      No data available during local night.
   Niue Island Region:
      Mostly 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/Davis/Mawson):
      Near predicted monthly values over the UT day.

07 Oct   79      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

08 Oct   76      Normal            
MUFS:
   Cocos Island Region:
      Enhanced 25-45% 07-15 UT. Depressed 25% 23 UT. Near
      predicted monthly values at other times.
   Niue Island Region:
      Mostly near predicted monthly values. Depressed 25%
      at 21 UT.
   Northern Australian Region:
      Near predicted monthly values. Depressions of 20-30%
      17-19 UT at Townsville and 20% at 23 UT at Darwin.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

Predicted Monthly T index for October:  72

2. FORECAST (09 OCTOBER - 15 OCTOBER) 
MUFS: Depressions possible on 9-11 Oct. Otherwise, should be
mostly near predicted monthly values.

IPS Preliminary HF Communications Warning 25 was issued on 8 
October and is current for 9-10 Oct.

Propagation conditions: Fair on 9-11 Oct. Otherwise normal. No SWFs.

T index: 72

3. OUTLOOK (16 OCTOBER - 15 NOVEMBER)
Degraded HF propagation conditions possible: None

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 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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