[Ips-dhfpr] IPS Daily HF Prop Report - 16 May 03

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 16/2330Z MAY 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 MAY) 
Date   T index  Conditions    
16 May    70    Normal-fair    

Flares: none.

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
   Antarctic Region (Casey/Scott Base):
      Extended periods of disturbance over the UT day.


PCA Event : No event.

Predicted Monthly T index for May:  72
2. FORECAST (17 MAY - 19 MAY)
Date   T index  Conditions       MUFs                              
17 May    90    Normal           Near predicted monthly values 
18 May    90    Normal           Near predicted monthly values     
19 May    75    Normal-Fair      Near predicted monthly values    
COMMENT: Possible mild depressions during local night hours and 
after local dawn at southern mid latitudes. Periods of absorption 
observed around local sunrise/sunset, and extensive periods of 
spread F observed in Antarctic regions. Degraded conditions expected 
again in Antarctic regions. General improvement expected over 
the next few days with a possibility of further coronal hole 
induced disturbance after May 18. 

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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