[Ips-dhfpr] SWS Daily HF Prop Report - 17 June 21 issued 2330 UT on 17 Jun 2021

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/17 JUNE 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 JUNE) 
Date   T index  Conditions    
17 Jun    19    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Mostly near predicted monthly values.
      Enhanced by 25% after local dawn.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian Region:
      Depressed by 15% during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

PCA Event : No event.

Monthly T index:
Month  T index
May      13
Jun      22
Jul      24


2. FORECAST (18 JUNE - 20 JUNE)
Date   T index  Conditions       MUFs                              
18 Jun    20    Normal           Near predicted monthly values
19 Jun    20    Normal           Near predicted monthly values    
20 Jun    20    Normal           Near predicted monthly values   

COMMENT: MUFs in the Australian region on UT day 17 June were 
mostly near predicted monthly values with some mild MUF depressions 
in the Southern Australian region during the local day. There 
were also some enhancements in the Southern Australian region 
during the local night and in the Niue Island region after local 
dawn. MUFs are expected to be mostly near predicted monthly values 
on UT days 18-20 June.

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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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