[Ips-dhfpr] SWS Daily HF Prop Report - 04 June 22 issued 2330 UT on 04 Jun 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 JUNE 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (04 JUNE) 
Date   T index  Conditions    
04 Jun    48    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% 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 (05 JUNE - 07 JUNE)
Date   T index  Conditions       MUFs                              
05 Jun    50    Normal-fair      Near predicted monthly values
06 Jun    55    Normal           Near predicted monthly values    
07 Jun    50    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 04 Jun were 
near monthly predicted values to about 15% depressed. There were 
occasional depressions to around 25% at the lower latitude sites, 
mostly during early evening. Nighttime spread F was observed 
at most mid-latitude locations and Darwin. MUFs are expected 
to be near monthly predicted values with occasional mild depressions 
over 05-07 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
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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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