[Ips-dhfpr] IPS Daily HF Prop Report - 17 July 03

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 17/2330Z JULY 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 JULY) 
Date   T index  Conditions    
17 Jul    54    Fair-normal    

Flares: none.

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Depressed by 20% during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day
      with periods of depressions and degradations.


PCA Event : No event.

Predicted Monthly T index for July:  63
2. FORECAST (18 JULY - 20 JULY)
Date   T index  Conditions       MUFs                              
18 Jul    70    Normal-Fair      Near predicted monthly values/enhanced 
                                 by 15%. 
19 Jul    70    Normal           Near predicted monthly values/enhanced 
                                 by 20%.     
20 Jul    70    Normal-Fair      Near predicted monthly values    
COMMENT: IPS HF Communications Warning 53 was issued on 
17 July and is current for interval 17-18 July. MUFs are 
expected to remain mostly normal to enhanced by approximately
15% through northern Australian/NZ regions during the next 
three days. Isolated periods of minor depressions are possible 
in southern Australian/NZ regions during this period. 

IPS Radio and Space Services      | email: asfc at ips.gov.au
PO Box 1386                       | WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA     | FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010              | fax: +61 2 9213 8060 

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