[Ips-whfpr] IPS Weekly Prop. Report (24 March 04)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 24/0200Z MARCH 2004 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   62      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 15-20% over the UT day.
   Northern Australian Region:
      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.


18 Mar   74      Normal            
MUFS:
   Equatorial PNG 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 25% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% over the UT day. 
   Antarctic Region (Casey/Scott Base):
      Mostly near predicted monthly values with
      variable localised disturbances.


19 Mar   67      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Enhanced by 35% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Depressed by 10% during local day,
      Near predicted monthly values during local night.


20 Mar   74      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced by 20% over the UT day.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Generally above predicted monthly values,
      with variable local disturbances.


21 Mar   76      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 40% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
      Enhanced by 45% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.


22 Mar   66      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night, and after
      local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.


23 Mar   82      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 40% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 10-20% over the UT day.


Predicted Monthly T index for March:  49
2. FORECAST (24 MARCH - 30 MARCH) 
MUFS: 
Depressed 15 to 20% on 27-28 Mar, depressed 15% briefly 
after local dawn on 30-Mar, otherwise MUFs near normal. 
SWFs possible.

Propagation conditions: 
Fair 27-28 Mar, Fair 30-Mar, otherwise normal. SWFs possible.

T index:   50

3. OUTLOOK (31 MARCH - 30 APRIL)
Degraded HF propagation conditions possible:
31-Mar, 05-09 Apr, 12-13 Apr, 23-25 Apr.

PLEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.

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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