[Ips-dhfpr] SWS Daily HF Prop Report - 31 May 22 issued 2330 UT on 31 May 2022 [SEC=OFFICIAL]

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/31 MAY 2022 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (31 MAY) 
Date   T index  Conditions    
31 May    64    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      Enhanced by 30% during local day.
      Near predicted monthly values during local night.
   Southern Australian Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Apr      77
May      51
Jun      54


2. FORECAST (01 JUNE - 03 JUNE)
Date   T index  Conditions       MUFs                              
01 Jun    65    Normal           Near predicted monthly values
02 Jun    65    Normal           Near predicted monthly values    
03 Jun    65    Normal           Near predicted monthly values   

COMMENT: Maximum usable frequencies (MUFs) on UT day 31-May were 
mostly near monthly predicted values. Spread-F was observed at 
Hobart between 0900-2200UT. MUFs are expected to be mostly near 
monthly predicted values during 01-03 Jun.

----------------------------------------------------------
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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