[Ips-whfpr] IPS Weekly Prop. Report (25 September 02)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 25/0200Z SEPTEMBER 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (18 SEPTEMBER - 24 SEPTEMBER)
Date   T index   Conditions        
18 Sep  134      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      No data available during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 25% 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):
      Enhanced by 20% over the UT day with
      periods of degradations and depressions.

19 Sep  129      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
      Enhanced by 15% after local dawn.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 15% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 25% over the UT day
      with short periods of depressions.

20 Sep  136      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
      Enhanced by 15% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
      Enhanced by 15% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 15% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 30% over the UT day.

21 Sep  139      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Enhanced by 25% 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 35% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 40% over the UT day.

22 Sep  133      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
      Enhanced by 15% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
      Enhanced by 35% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 40% over the UT day.

23 Sep  136      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
      Enhanced by 15% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Enhanced by 25% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 30% over the UT day.

24 Sep  131      Normal            
MUFS:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Enhanced by 20% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 30% over the UT day.




Predicted Monthly T index for September:  96
2. FORECAST (25 SEPTEMBER - 01 OCTOBER) 
MUFS: MUFs mostly near normal. 
Propagation conditions: Mostly normal. SWfs possible 
                        during the week.
T index:  130

3. OUTLOOK (02 OCTOBER - 01 NOVEMBER)
Degraded HF propagation conditions possible:
02-Oct, 04-Oct to 05-Oct,07-Oct to 10-Oct,14-Oct to 16-Oct.

PEASE 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