[Ips-dhfpr] SWS Daily HF Prop Report - 24 October 18 issued 2330 UT on 24 Oct 2018 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/24 OCTOBER 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (24 OCTOBER) 
Date   T index  Conditions    
24 Oct   -22    Normal-fair    

Flares: none.

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

PCA Event : No event.

Monthly T index:
Month  T index
Sep      0
Oct      -5
Nov      -5


2. FORECAST (25 OCTOBER - 27 OCTOBER)
Date   T index  Conditions       MUFs                              
25 Oct   -15    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 30%
26 Oct   -12    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%    
27 Oct   -10    Normal           Near predicted monthly values   

COMMENT: MUFs over the Australian and Antarctic regions were 
mainly near monthly predicted levels on UT day 24 October with 
some periods of minor to mild depressions. Minor to moderate 
degradations in HF conditions and MUF depressions may be possible 
on UT days 25 and 26 October in the Aus/NZ regions due to expected 
rise in geomagnetic activity levels on these days.

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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
Bureau of Meteorology
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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
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