[Ips-dhfpr] SWS Daily HF Prop Report - 19 November 19 issued 2331 UT on 19 Nov 2019

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/19 NOVEMBER 2019 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   -29    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Depressed by 20% during local day.
      Depressed by 45% during local night.
   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 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
Oct      -20
Nov      -16
Dec      -17


2. FORECAST (20 NOVEMBER - 22 NOVEMBER)
Date   T index  Conditions       MUFs                              
20 Nov   -35    Normal-fair      Near predicted monthly values/depressed 
                                 20 to 30%
21 Nov   -40    Normal-fair      Near predicted monthly values/depressed 
                                 20 to 40%    
22 Nov   -40    Normal-fair      Near predicted monthly values/depressed 
                                 20 to 40%   

COMMENT: Variable HF conditions were observed over the AUS/NZ 
region for UT day 19 November with maximum usable frequencies 
(MUFs) ranging from near predicted monthly values to moderately 
depressed for Equatorial and Northern AUS regions. MUFs stayed 
mostly near predicted monthly values for Southern AUS and Antarctic 
regions during this day. Minor to moderate MUF depressions may 
be expected in this region for the next three UT days, 20 to 
22 November.

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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
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