[Ips-dhfpr] SWS Daily HF Prop Report - 21 June 22 issued 2330 UT on 21 Jun 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/21 JUNE 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (21 JUNE) 
Date   T index  Conditions    
21 Jun    63    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
May      79
Jun      57
Jul      59


2. FORECAST (22 JUNE - 24 JUNE)
Date   T index  Conditions       MUFs                              
22 Jun    65    Normal           Near predicted monthly values
23 Jun    65    Normal           Near predicted monthly values    
24 Jun    65    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 21-Jun were 
mostly near monthly predicted values. Spread-F was observed at 
most sites along the east coast of Australia during local night 
hours. MUFs are expected to be near predicted monthly values 
over 22-24 Jun.

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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
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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