[Ips-dhfpr] SWS Daily HF Prop Report - 19 November 17 issued 2330 UT on 19 Nov 2017 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/19 NOVEMBER 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 NOVEMBER) 
Date   T index  Conditions    
19 Nov     2    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   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
Oct      4
Nov      5
Dec      4


2. FORECAST (20 NOVEMBER - 22 NOVEMBER)
Date   T index  Conditions       MUFs                              
20 Nov     0    Normal-fair      Near predicted monthly values
21 Nov   -10    Normal-fair      Near predicted monthly values/depressed 
                                 15 to 25%    
22 Nov   -15    Normal           Near predicted monthly values/depressed 
                                 15 to 25%   

COMMENT: Over the last 24 hours MUFs were near predicted monthly 
values in the Australian region. The Niue Island region experienced 
minor depressions during the local night. Isolated periods of 
sporadic E were observed throughout the Australian region. Over 
the next day, November 20, expect near predicted MUFs. The following 
two days, November 21-22, may experience minor to moderate depressions 
due to expected geomagnetic activity.

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

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