[Ips-dhfpr] IPS Daily HF Prop Report - 23 August 15 issued 2330 UT on 23 Aug 2015

[Regional Warning Centre]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/23 AUGUST 2015 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (23 AUGUST) 
Date   T index  Conditions    
23 Aug    54    Normal         

Flares: none.

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

PCA Event : No event.

Monthly T index:
Month  T index
Jul      60
Aug      80
Sep      78


2. FORECAST (24 AUGUST - 26 AUGUST)
Date   T index  Conditions       MUFs                              
24 Aug    50    Normal-fair      10 to 25% below predicted monthly 
                                 values
25 Aug    40    Normal-fair      10 to 20% below predicted monthly 
                                 values    
26 Aug    40    Normal           Near predicted monthly values   

COMMENT: IPS SWF HF Communications Warning 39 was issued on 22 
August and is current for 23-25 Aug. Conditions for HF radio 
wave propagation were moderately depressed throughout the Australian 
region during 23 August. The conditions are expected to be depressed 
again today, 24 Aug. The conditions are expected to slowly trend 
back towards monthly predicted values during the 4 week period 
approaching the September equinox.

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For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

Space Weather Services              email: asfc at ips.gov.au
Bureau of Meteorology
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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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