[Ips-dhfpr] IPS Daily HF Prop Report - 22 November 13 issued 2330 UT on 22 Nov 2013

[Regional Warning Centre]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/22 NOVEMBER 2013 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (22 NOVEMBER) 
Date   T index  Conditions    
22 Nov   150    Strongly Enhanced         

Flares: none.

MUFs:
   Cocos Island Region:
      No data available but probably enhanced.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Northern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 25% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 25% during local day.
      Enhanced by 30% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.

PCA Event : No event.

Monthly T index:
Month  T index
Oct      88
Nov      71
Dec      69


2. FORECAST (23 NOVEMBER - 25 NOVEMBER)
Date   T index  Conditions          MUFs                              
23 Nov   140    Strongly Enhanced   Enhanced by 15-40% above predicted 
                                    monthly values
24 Nov   135    Strongly Enhanced   Enhanced by 15-35% above predicted 
                                    monthly values    
25 Nov   130    Enhanced            Enhanced by 10-30% above predicted 
                                    monthly values   

COMMENT: The ionospheric propagation support was strongly enhanced 
for most of the day at most Australian stations during 22 Nov. 
The preliminary observed T index was close to 150, far above 
the predicted monthly value of 71. The propagation support is 
expected to remain enhanced to strongly enhanced for most Southern 
Hemisphere communication circuits in coming days.

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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.

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