[Ips-dhfpr] SWS Daily HF Prop Report - 27 November 17 issued 2344 UT on 27 Nov 2017 [SEC=UNCLASSIFIED]

[rwc]

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

1. SUMMARY (27 NOVEMBER) 
Date   T index  Conditions    
27 Nov     7    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Depressed by 25% during local day.
      Depressed by 30% 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.
   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 (28 NOVEMBER - 30 NOVEMBER)
Date   T index  Conditions       MUFs                              
28 Nov    -5    Fair-normal      Near predicted monthly values/depressed 
                                 10 to 30%
29 Nov    -5    Fair-normal      Near predicted monthly values/depressed 
                                 10 to 30%    
30 Nov    -5    Fair-normal      Near predicted monthly values/depressed 
                                 10 to 30%   

COMMENT: MUFs near predicted monthly values for most regions 
over the UT day, 27 Nov with notable depressions of ~20% for 
Equatorial region. Sporadic E also observed at times across the 
Australian region. Possible MUF depressions of 10%-30% for Southern 
AUS/NZ regions and disturbed ionospheric support for Antarctic 
regions 28Nov-30Nov due to low levels of solar activity and anticipated 
increase in geomagnetic activity.

----------------------------------------------------------
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.

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