[Ips-dhfpr] SWS Daily HF Prop Report - 27 August 17 issued 2330 UT on 27 Aug 2017 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/27 AUGUST 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (27 AUGUST) 
Date   T index  Conditions    
27 Aug     8    Normal         

Flares: none.

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

PCA Event : No event.

Monthly T index:
Month  T index
Jul      10
Aug      6
Sep      5


2. FORECAST (28 AUGUST - 30 AUGUST)
Date   T index  Conditions       MUFs                              
28 Aug     8    Normal           Near predicted monthly values
29 Aug     8    Normal           Near predicted monthly values    
30 Aug    10    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies were mostly near predicted 
monthly values in the Aus/NZ region over the last 24 hours (UT 
day 27 August) with some periods of minor depressions in the 
northern regions and minor enhancements in the southern regions. 
Nearly normal HF conditions are expected in the regions for the 
next 3 days (28 to 30 August).

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

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