[Ips-dhfpr] SWS Daily HF Prop Report - 23 November 21 issued 2331 UT on 23 Nov 2021

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/23 NOVEMBER 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (23 NOVEMBER) 
Date   T index  Conditions    
23 Nov    -9    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Mostly near predicted monthly values.
   Niue Island Region:
      Depressed by 15% during local day.
      Depressed by 25% during local night.
   Northern Australian Region:
      Depressed by 15% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Depressed by 20% during local day.
      Near predicted monthly values 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      18
Nov      32
Dec      35


2. FORECAST (24 NOVEMBER - 26 NOVEMBER)
Date   T index  Conditions       MUFs                              
24 Nov     0    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%
25 Nov     5    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%    
26 Nov    10    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 20%   

COMMENT: MUFs in the Australian region on UT day 23 November 
were mostly near predicted monthly values. There were some mild 
depressions in the Northern Australian and Southern Australian 
regions during the local day. There were also some mild depressions 
in the Niue Island region. MUFs are expected to be near predicted 
monthly values on UT days 24-26 November with some mild depressions.

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For an explanation of some of the terms in this report, go to
https://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
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