[Ips-dhfpr] IPS Daily HF Prop Report - 11 August 03

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 11/2330Z AUGUST 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (11 AUGUST) 
Date   T index  Conditions    
11 Aug    75    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Enhanced by 35% during local day,
      Enhanced by 55% 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.


PCA Event : No event.

Predicted Monthly T index for August:  60
2. FORECAST (12 AUGUST - 14 AUGUST)
Date   T index  Conditions       MUFs                              
12 Aug    75    Normal-Fair      near predicted monthly values 
13 Aug    55    Fair             depressed 10 to 15%/near predicted 
                                 monthly values     
14 Aug    60    Normal-Fair      depressed 10 to 20%/near predicted 
                                 monthly values    
COMMENT: Initially good HF conditions expected for today. Then 
mild to moderately degraded conditons expected for southern Aus/NZ 
region on 12 Aug. Northern Aus region MUFs expected to remain 
near to 15% above predicted monthly values. Possible mild depressions 
for southern region Aus/NZ have been slipped out by 1 day from yesterdays 
forecast as the Earth may have just entered the anticipated coronal 
hole wind stream. 

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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