[Ips-dhfpr] SWS Daily HF Prop Report - 30 July 21 issued 2330 UT on 30 Jul 2021

Regional Warning Centre rwc at ips.gov.au
Sat Jul 31 09:30:09 EST 2021


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/30 JULY 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (30 JULY) 
Date   T index  Conditions    
30 Jul    18    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Depressed by 15% during local day.
      Depressed by 15% during local night.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Jun      13
Jul      23
Aug      26


2. FORECAST (31 JULY - 02 AUGUST)
Date   T index  Conditions       MUFs                              
31 Jul    20    Normal           Near predicted monthly values
01 Aug    25    Normal           Near predicted monthly values    
02 Aug    20    Normal           Near predicted monthly values   

COMMENT: MUFs in the Australian region on UT day 30 July were 
mostly near predicted monthly values; moderate enhancements were 
observed in the Southern Australian region during local night. 
MUFs in the Australian region are expected to be mostly near 
predicted monthly values on UT days 31 July to 02 August.

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