[Ips-whfpr] IPS Weekly Prop. Report (24 March 10)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 24/0200Z MARCH 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 MARCH - 23 MARCH)
Date   T index   Conditions        
17 Mar   32      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 15% during local day.
      Enhanced by 35% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 40% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 30% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

18 Mar   35      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 30% during local night.
   Niue Island Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 45% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

19 Mar   46      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 20% during local night.
   Niue Island Region:
      Enhanced by 40% during local day.
      Enhanced by 35% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 50% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

20 Mar   49      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 35-45%.
   Niue Island Region:
      Enhanced by 20-25%.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 40% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day.
      Enhanced by 55% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

21 Mar   38      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 15-25%.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Enhanced by 20-25%.
   Southern Australian and New Zealand Region:
      Enhanced by 20-40%.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

22 Mar   36      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values with enhancements to 20%
      04-05 and 11-16 UT.
   Niue Island Region:
      Near predicted monthly values to 30% enhanced.
      Depressions to 20% 01-02 UT.
   Northern Australian Region:
      Near predicted monthly values to 40% enhanced. Spread
      F observed at Darwin 16-19 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 40% enhanced.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 40% enhanced.

23 Mar   40      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values with enhancements to 30%
      07-14 UT.
   Niue Island Region:
      Near predicted monthly values with enhancements to 40%
      00-05 and 20-23 UT.
   Northern Australian Region:
      Near predicted monthly values to 30% enhanced. Enhancements
      to 40% 10-20 UT at Darwin and 19-21 UT at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 35% enhanced.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 35% enhanced.

Predicted Monthly T index for March:   7

2. FORECAST (24 MARCH - 30 MARCH) 
MUFS: MUFs near predicted monthly values to 30% enhanced.
Propagation conditions: Normal. No SWFs
T index:  20

3. OUTLOOK (31 MARCH - 30 APRIL)
Degraded HF propagation conditions possible: No signficant
degraded periods expected.

PLEASE NOTE:
Space weather conditions can frequently be determined by short 
timescale events that cannot be forecast a week in advance,
particularly at solar maximum.

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
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