[Ips-dhfpr] SWS Daily HF Prop Report - 10 November 18 issued 2330 UT on 10 Nov 2018 [SEC=UNCLASSIFIED]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 NOVEMBER 2018 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (10 NOVEMBER) 
Date   T index  Conditions    
10 Nov   -36    Normal         

Flares: none.

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

PCA Event : No event.

Monthly T index:
Month  T index
Oct      -17
Nov      -7
Dec      -7


2. FORECAST (11 NOVEMBER - 13 NOVEMBER)
Date   T index  Conditions       MUFs                              
11 Nov   -30    Normal           Near predicted monthly values/depressed 
                                 10 to 25%
12 Nov   -30    Normal           Near predicted monthly values/depressed 
                                 10 to 25%    
13 Nov   -25    Normal           Near predicted monthly values/depressed 
                                 5 to 20%   

COMMENT: SWS HF Communications Warning 14 was issued on 10 November 
and is current for 11-13 Nov. The Australian region was mostly 
near predicted MUF values in the local daytime hours with pockets 
of depressions in the Northern edge of Australia. During the 
local nighttime hours Australia was mostly depressed below predicted 
MUFs. The Antarctic region was mostly depressed with isolated 
periods of degraded HF communication throughout the UT day. Expect 
this trend to continue over the next two 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
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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