[Ips-dhfpr] SWS Daily HF Prop Report - 04 October 17 issued 2330 UT on 04 Oct 2017 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 OCTOBER 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (04 OCTOBER) 
Date   T index  Conditions    
04 Oct    23    Normal         

Flares: none.

MUFs:
   
   Niue Island Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Sep      20
Oct      5
Nov      4


2. FORECAST (05 OCTOBER - 07 OCTOBER)
Date   T index  Conditions       MUFs                              
05 Oct    25    Normal           Near predicted monthly values/enhanced 
                                 10 to 20%
06 Oct    15    Normal           Near predicted monthly values    
07 Oct    15    Normal           Near predicted monthly values   

COMMENT: MUFs were near predicted monthly values to enhanced 
by 25 % across the Australian/NZ regions during most parts of 
UT day 4 October. MUF enhancements of up to 30% were observed 
in the Antarctic Regions on the day. MUFs may be expected to 
stay mostly near monthly predicted values from 5 to 7 October 
UT days with the possibility of minor enhancements on 5 October.

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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
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