[Ips-whfpr] SWS Weekly Prop. Report (26 October 16) issued 0114 UT on 26 Oct 2016 [SEC=UNCLASSIFIED]

[rwc]

SUBJ: SWS WEEKLY HF PROPAGATION REPORT
ISSUED ON 26 OCTOBER 2016 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 OCTOBER - 25 OCTOBER)
Date   T index   Conditions        
19 Oct   -9      Normal-fair       
MUFS:
   Cocos Island Region:
      Depressed by 15% during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 40% during local night.
   Northern Australian Region:
      Depressed by 30% during local day.
      Depressed by 20% during local night.
   Southern Australian Region:
      Depressed by 30% during local day.
      Depressed by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

20 Oct    1      Normal-fair       
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Northern Australian Region:
      Depressed by 25% during local day.
      Depressed by 15% during local night.
      Depressed by 20% after local dawn.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

21 Oct    7      Normal-fair       
MUFS:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Northern Australian Region:
      Depressed by 30% during local day.
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

22 Oct   10      Normal-fair       
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Depressed by 25% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

23 Oct   11      Normal-fair       
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 35% during local night.
   Niue Island Region:
      Depressed by 20% during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

24 Oct    9      Normal-fair       
MUFS:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
      Depressed by 20% after local dawn.
   Southern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 20% over the UT day.

25 Oct    4      Poor-fair         
MUFS:
   Cocos Island Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Mostly near predicted monthly values.
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
      Depressed by 40% after local dawn.
   Southern Australian Region:
      Depressed by 30% during local day.
      Depressed by 20% during local night.
      Depressed by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 25% over the UT day.

Predicted Monthly T index for October:  30

2. FORECAST (26 OCTOBER - 01 NOVEMBER) 
MUFS: 
depressed 20-30% on 26-30 Oct
MUFs near predicted monthly values on other days.

Propagation conditions: Fair-Poor on 26-29 Oct, Fair on 30 Oct. Otherwise
normal. 
No SWFs.

T index: 30
SWS HF Communications Warning 48 was issued on 24 October and 
is current for 25-27 Oct.

3. OUTLOOK (02 NOVEMBER - 02 DECEMBER)
Degraded HF propagation conditions possible:
 13-26 Nov due coronal hole effects

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.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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