[Ips-dhfpr] SWS Daily HF Prop Report - 10 December 20 issued 2331 UT on 10 Dec 2020

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/10 DECEMBER 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (10 DECEMBER) 
Date   T index  Conditions    
10 Dec     6    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 15% 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
Nov      -6
Dec      5
Jan      8


2. FORECAST (11 DECEMBER - 13 DECEMBER)
Date   T index  Conditions       MUFs                              
11 Dec   -10    Normal           Near predicted monthly values/depressed 
                                 15 to 25%
12 Dec   -10    Normal           Near predicted monthly values/depressed 
                                 15 to 25%    
13 Dec    -5    Normal           Near predicted monthly values   

COMMENT: MUFs in the Australian region were mostly near predicted 
monthly values during UT day 10 December. Mild enhancements were 
seen in the Northern Australian regions during local night. MUFs 
in the Australian regions are expected to be mostly near predicted 
monthly values for the next three UT days, 11-13 December. Mild 
to moderate depressions are likely as a consequence of the recent 
increase in 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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