[Ips-whfpr] IPS Weekly Prop. Report (12 February 03)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 12/0200Z FEBRUARY 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (05 FEBRUARY - 11 FEBRUARY)
Date   T index   Conditions        
05 Feb   99      Normal-fair       
MUFS:
   Equatorial PNG Region:
      Enhanced by 30% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly 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):
      Near predicted monthly values over the UT day.

06 Feb  126      Fair-normal       
MUFS:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Enhanced by 65% during local night.
   Northern Australian Region:
      Enhanced by 20% during local day,
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

07 Feb  113      Fair-normal       
MUFS:
   Equatorial PNG Region:
      Enhanced by 20-45%.
   Northern Australian Region:
      Enhanced by 20-25%.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

08 Feb   94      Normal            
MUFS:
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Enhanced by 25% 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):
     Near predicted monthly values over the UT day.

09 Feb  126      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 65% during local night.
   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 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

10 Feb   70      Fair-normal       
MUFS:
   Equatorial PNG Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Depressed by 15%.
   Southern Australian and New Zealand Region:
      Depressed 10-15% to near predicted montly
      values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

11 Feb  112      Fair-normal       
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 45% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

COMMENT: lower than normal MUFs observed 10 Feb.

Predicted Monthly T index for February:  88
2. FORECAST (12 FEBRUARY - 18 FEBRUARY) 
MUFS: depressed 15% briefly after local dawn on 12-Feb, depressed 15% 
briefly after local dawn during 16-19Feb,  otherwise MUFs near normal. No SWFs.
Propagation conditions: Fair-Normal 15-Feb Fair-Normal 16-19Feb , 
otherwise normal.
T index:  85

3. OUTLOOK (19 FEBRUARY - 21 MARCH)
Degraded HF propagation conditions possible:
19-Feb to 21-Feb,26-Feb,01-Mar,14-Mar to 15-Mar,17-Mar to 20-Mar.

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