[Ips-dhfpr] IPS Daily HF Prop Report - 25 June 13 issued 2330 UT on 25 Jun 2013

[Regional Warning Centre]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/25 JUNE 2013 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (25 JUNE) 
Date   T index  Conditions    
25 Jun    69    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Enhanced 20-50% 03, 06-11 UT. Depressed 15-20% 13-15,
      17-18, 23 UT, depressed 30-40% 16, 19-21 UT. Near
      predicted monthly values at other times.
   Niue Island Region:
      Near predicted monthly values. Depressed 20-35% 07-10 UT
   Northern Australian Region:
      Near predicted monthly values. Depressed 25-40% 11-12,
      16-18 UT at Darwin. Also at Darwin, sporadic E 03-07 UT,
      obscuring the F region 03-04 UT and night spread F.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Depressed by 30% 09-21 at some stations. Night spread F at
      all stations. Evening and night sporadic E observed at times.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 25% depressed.

PCA Event : No event.

Predicted Monthly T index for June:  67

2. FORECAST (26 JUNE - 28 JUNE)
Date   T index  Conditions       MUFs                              
26 Jun    67    Normal           Near predicted monthly values
27 Jun    67    Normal           Near predicted monthly values    
28 Jun    80    Normal-fair      Near predicted monthly values   

COMMENT: IPS SWF HF Communications Warning 18 was issued on 24 
June and is current for 25-26 Jun. Propagation conditions may 
be degraded at times due to disturbances in the ionosphere.

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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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