[Ips-dhfpr] SWS Daily HF Prop Report - 01 May 21 issued 2330 UT on 01 May 2021

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/01 MAY 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (01 MAY) 
Date   T index  Conditions    
01 May    10    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available during local day.
      No data available during local night.
   Niue Island Region:
      Depressed by 20% during local day.
      Depressed by 15% during local night.
   Northern Australian Region:
      Depressed by 15% during local day.
      Depressed by 15% 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      12
May      21
Jun      24


2. FORECAST (02 MAY - 04 MAY)
Date   T index  Conditions       MUFs                              
02 May     8    Normal           Near predicted monthly values/depressed 
                                 10 to 20%
03 May     5    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 30%    
04 May     5    Normal-fair      Near predicted monthly values/depressed 
                                 10 to 30%   

COMMENT: MUFs in the Australian region on UT day 01 May were 
mostly near predicted monthly values with some mild depressions 
in the Northern Australian region. In the Australian regions, 
mild to moderate MUF depressions are possible on UT days 02 to 
04 May due to the expected increase in geomagnetic activity during 
this period.

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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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