[Ips-whfpr] IPS Weekly Prop. Report (31 March 10)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 31/0200Z MARCH 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (24 MARCH - 30 MARCH)
Date   T index   Conditions        
24 Mar   36      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values with enhancements to 60%
      09-16 UT.
   Niue Island Region:
      Near predicted monthly values with enhancements to 60%
      00-06 UT.
   Northern Australian Region:
      Near predicted monthly values with enhancements to 40%
      11-18 UT at Darwin and 01-05, 10-17 UT at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 30% enhanced.
      Night spread F observed at some stations.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% enhanced.

25 Mar   47      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values to enhanced. Enhanced to
      to 50% 04-16 UT.
   Niue Island Region:
      Near predicted monthly values to 30% enhanced.
   Northern Australian Region:
      Mostly near predicted monthly values to 40% enhanced.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 30% enhanced.
      Enhanced to 40% 17 to 20 UT. Night spread F observed
      at Christchurch and Hobart.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values to 30% enhanced.

26 Mar   46      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 35% during local day,
      Enhanced by 85% during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 50% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

27 Mar   38      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 30% during local day,
      Enhanced by 75% during local night.
      Enhanced by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 55% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

28 Mar   34      Normal            
MUFS:
   Cocos Island Region:
      Near predicted monthly values 00-01, 20-23 UT with
      enhancements to 40% at other times.
   Niue Island Region:
      Mostly near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values with enhancements to 35%
      08-17 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values 00-05 UT. Enhanced to
      40% 06 UT onwards.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 20% depressed.

29 Mar   31      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 15% during local day,
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 50% during local night.
      Enhanced by 35% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

30 Mar   32      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 15% during local day,
      Enhanced by 20% during local night.
   Niue Island Region:
      Enhanced by 25% during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Enhanced by 20% during local day,
      Enhanced by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
      Enhanced by 35% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

Predicted Monthly T index for March:   7
2. FORECAST (31 MARCH - 06 APRIL) 
MUFS: MUFs near predicted monthly values.
Propagation conditions: Normal. No SWFs
T index:   7

3. OUTLOOK (07 APRIL - 07 MAY)
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
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