[Ips-dhfpr] SWS Daily HF Prop Report - 23 December 20 issued 2331 UT on 23 Dec 2020

rwc rwc at ips.gov.au
Thu Dec 24 10:31:50 EST 2020


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/23 DECEMBER 2020 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (23 DECEMBER) 
Date   T index  Conditions    
23 Dec    -4    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Enhanced 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
Nov      -6
Dec      5
Jan      8


2. FORECAST (24 DECEMBER - 26 DECEMBER)
Date   T index  Conditions       MUFs                              
24 Dec     0    Normal           Near predicted monthly values
25 Dec     0    Normal           Near predicted monthly values    
26 Dec     5    Normal           Near predicted monthly values   

COMMENT: SWS HF Communications Warning 13 was issued on 22 December 
and is current for 22-24 Dec. MUFs in the Australian region were 
mostly near predicted monthly values on UT day 23 Dec. Frequent 
strong sporadic E was observed at most Australian sites. MUFs 
in the Australian region are expected to be mostly near predicted 
monthly values on 24 to 26 December with possible minor depressions 
on 24 Dec.

----------------------------------------------------------
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
PO Box 1386                         WWW: http://www.sws.bom.gov.au
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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