[Ips-dhfpr] IPS Daily HF Prop Report - 22 August 11

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 22/2330Z AUGUST 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (22 AUGUST) 
Date   T index  Conditions    
22 Aug    42    Normal         

Flares: none.

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

PCA Event : No event.

Predicted Monthly T index for August:  59
2. FORECAST (23 AUGUST - 25 AUGUST)
Date   T index  Conditions       MUFs                              
23 Aug    45    Normal           Near predicted monthly values/depressed 
                                 10 to 20% 
24 Aug    50    Normal           Near predicted monthly values     
25 Aug    50    Normal           Near predicted monthly values    
COMMENT: Mildly depressed MUFs of ~20% observed over Equatorial 
and Northern Australian regions during local day and night. Near 
predicted monthly values for Southern AUS/NZ regions and disturbed 
conditions for Antarctic regions. Mild MUF depressions possible 
over the next 24 hours for Northern Australian to Equatorial 
regions with otherwise mostly near predicted monthly values.  
Normal ionospheric support expected for Southern AUS/NZ regions. 
Improved HF conditions for low latitudes expected for 24Aug-25Aug. 
----------------------------------------------------------
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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