[Ips-dhfpr] IPS Daily HF Prop Report - 25 June 03

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 25/2330Z JUNE 2003 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    72    Fair-normal    

Flares: none.

MUFs:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.
      Spread F observed


PCA Event : No event.

Predicted Monthly T index for June:  68
2. FORECAST (26 JUNE - 28 JUNE)
Date   T index  Conditions       MUFs                              
26 Jun    60    Normal           depressed 10 to 15%/near predicted 
                                 monthly values 
27 Jun    60    Normal-Fair      depressed 10 to 15%/near predicted 
                                 monthly values     
28 Jun    60    Fair             depressed 10 to 15%/near predicted 
                                 monthly values    
COMMENT: Mild depressions possible after local dawn this morning 
southern Aus/NZ region. A degraded interval is expected after 
28 Jun due to a coronal hole wind stream. Also, A shortwave fadeout 
activity may increase on/after 27 Jun if a previously flare productive 
region returns to the solar disk. 

IPS Radio and Space Services      | email: asfc at ips.gov.au
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Haymarket NSW 1240  AUSTRALIA     | FTP: ftp://ftp.ips.gov.au 
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