[Ips-whfpr] IPS Weekly Prop. Report (31 May 06)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 31/0200Z MAY 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (24 MAY - 30 MAY)
Date   T index   Conditions        
24 May   28      Fair              
MUFS:
   Near predicted monthly values to 30% enhanced at times at
   all stations. Sporadic E ovserved at equatorial and
   northern Australian stations mostly during afternoon.
   Spread F observed at all stations mostly between 10 and
   20 UT.

25 May   23      Fair-normal       
MUFS:
   Near predicted monthly values to 30% enhanced at times at
   all stations. Sporadic E observed at most stations during
   afternoon and early evening. Spread F observed at all
   stations between about 09 and 20 UT.

26 May   24      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Depressed by 15% after local dawn,
      Minor disturbances during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values local day.
      Minor disturbances during local night.

27 May   30      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Normal to enhanced over the UT day.

28 May   29      Fair-normal       
MUFS:
   Near predicted monthly values to 30% enhanced. Spread F
   observed at most stations during night hours. Sporadic
   E observed at most stations during afternoon hours.

29 May   25      Fair-normal       
MUFS:
   Near predicted monthly values with enhancements to 30%
   at night. Spread F observed at all stations during
   night hours.

30 May   28      Fair-normal       
MUFS:
   Near predicted monthly values with enhancements 30% and
   more from 09 to 20 UT at most stations. Spread F was
   observed at most stations during night hours.

Predicted Monthly T index for May:  15
2. FORECAST (31 MAY - 06 JUNE) 
MUFS: Near predicted monthly values to 30% enhanced. On 1
June depressions to 30% possible, mostly at high latitudes.
Propagation conditions: Fair 01-Jun , otherwise fair-normal.
No SWFs expected.
T index:   25

3. OUTLOOK (07 JUNE - 07 JULY)
Degraded HF propagation conditions possible:
07-08 June, 27-28 June, 04-05 July.

For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.


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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