[Ips-wgr] IPS Weekly Geo. Report (31 July 03)

rwc rwc at ips.gov.au
Thu Jul 31 11:36:58 EST 2003


SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 31 JULY 2003, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (22 JULY - 30 JULY)
K indices are in UT (0-24). For conversion to local time:
AEST = UT + 10 hours; ACST = UT + 9.5 hours; AWST = UT + 8 hours
        Australian Region*              
 Date     K-INDICES    A               
 22 Jul   2122 1122    5     
 23 Jul   2222 1322    7     
 24 Jul   2111 2213    6    
 25 Jul   1232 2111    6    
 26 Jul   2333 3344   17    
 27 Jul   4434 3222   16    
 28 Jul   2223 3333   12    
 29 Jul   3444 5444   28    
 30 Jul   3445 5333   26    

*estimated from real time data

Disturbed conditions from 26 Jul due to coronal
hole high speed wind stream. Coronal hole wind stream effects
expected to continue next two days. 

2. FORECAST (31 JULY - 30 AUGUST)
Disturbed Periods: 

Mostly Active conditions within these intervals.

31 July to 01 August: Minor storm periods 31 July, Active 01 August
07-08 Aug: Active periods
11-16 Aug: Active periods, isolated minor storm intervals.
22-28 Aug: Active periods, isolated minor storm intervals.

Best Quiet Periods: 

03-05 Aug
18-20 Aug


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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