[Ips-dhfpr] IPS Daily HF Prop Report - 25 April 04

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 25/2330Z APRIL 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (25 APRIL) 
Date   T index  Conditions    
25 Apr    67    Normal         

Flares    Max     Fadeout    Freq.  Sectors
 M2/1N    0537UT  possible   lower  E. Asia/Aust.

MUFs:
   Equatorial PNG Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base):
      Mostly enhanced over the UT day with 
      variable localised disturbances.


PCA Event : No event.

Predicted Monthly T index for April:  45
2. FORECAST (26 APRIL - 28 APRIL)
Date   T index  Conditions       MUFs                              
26 Apr    65    Normal           5 to 15% above predicted monthly 
                                 values 
27 Apr    75    Normal           10 to 20% above predicted monthly 
                                 values     
28 Apr    80    Normal           10 to 20% above predicted monthly 
                                 values    
COMMENT: Isolated minor daytime depressions observed in Equatorial 
region. Brief mild depression observed before local dawn NZ region 
but recovering post-dawn. Generally good HF conditions expected 
for the next 24 hours. Isolated disturbances possible for the 
next two days at high latitudes, in association with geomagnetic 
activity resulting from a mildly elevated solar 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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