[Ips-dhfpr] SWS Daily HF Prop Report - 04 November 19 issued 2331 UT on 04 Nov 2019

Regional Warning Centre rwc at ips.gov.au
Tue Nov 5 10:31:38 EST 2019


SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/04 NOVEMBER 2019 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (04 NOVEMBER) 
Date   T index  Conditions    
04 Nov   -32    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Niue Island Region:
      Depressed by 20% during local day.
      Near predicted monthly values 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):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Oct      -20
Nov      -16
Dec      -17


2. FORECAST (05 NOVEMBER - 07 NOVEMBER)
Date   T index  Conditions       MUFs                              
05 Nov   -30    Normal           Near predicted monthly values/depressed 
                                 10 to 30%
06 Nov   -25    Normal           Near predicted monthly values/depressed 
                                 10 to 30%    
07 Nov   -20    Normal           Near predicted monthly values/depressed 
                                 10 to 30%   

COMMENT: SWS HF Communications Warning 8 was issued on 2 November 
and is current for 3-5 Nov. Maximum usable frequencies (MUFs) 
were moderately depressed to near predicted monthly values during 
UT day 04 November. Sporadic-E and Spread-F occurrences were 
observed over some sites. Similar HF conditions are expected 
for the next three UT days, 05-07 November.

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