[Ips-dhfpr] SWS Daily HF Prop Report - 05 November 21 issued 2331 UT on 05 Nov 2021

[Regional Warning Centre]

SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/05 NOVEMBER 2021 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (05 NOVEMBER) 
Date   T index  Conditions    
05 Nov   -18    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Depressed by 15% during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Depressed by 45% during local day.
      Depressed by 30% during local night.
   Southern Australian Region:
      Depressed by 30% during local day.
      Depressed by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Oct      18
Nov      32
Dec      35


2. FORECAST (06 NOVEMBER - 08 NOVEMBER)
Date   T index  Conditions       MUFs                              
06 Nov   -10    Normal-fair      20 to 30% below predicted monthly 
                                 values
07 Nov     0    Normal-fair      15 to 20% below predicted monthly 
                                 values    
08 Nov     5    Normal           Depressed 15%/near predicted 
                                 monthly values   

COMMENT: SWS HF Communications Warning 32 was issued on 5 November 
and is current for 6 Nov only. MUFs in the Australian region 
on UT day 05 November were depressed by 25-45%. On 06-07 November, 
MUFs are likely to be depressed following the strong geomagnetic 
activity on 03-04 November.

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