[Ips-wgr] IPS Weekly Geo. Report (08 April 04)

[rwc]

SUBJ: IPS WEEKLY GEOPHYSICAL REPORT 
ISSUED ON 08 APRIL 2004, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (30 MARCH - 07 APRIL)
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               
 30 Mar   2233 4212   11     
 31 Mar   2121 3232    8     
 01 Apr   1110 2012    3    
 02 Apr   1121 0101    2    
 03 Apr   2223 4555   25    A weak (27nT) impulse was observed in the IPS
                            magnetomter data at 1410UT on 03 Apr.
 04 Apr   4212 2224   11    
 05 Apr   1212 3443   13    
 06 Apr   2344 4233   17    
 07 Apr   2231 2222    7    

*estimated from real time data

Quiet to unsettled conditions at the beginning of the week, declining
to quiet with reducing coronal hole wind stream. Mild increase in activity
mid-week, with a weak geomagnetic impulse observed Apr03, then declining 
again to mostly quiet. A second coronal hole wind stream caused quiet 
to active conditions on 05-06 Apr, declining again to quiet to unsettled 
conditions at the end of the week.

2. FORECAST (08 APRIL - 08 MAY)
Disturbed Periods: 
22-26 APR, 03-05 MAY, 08 MAY.

Best Quiet Periods: 
12-16 APR, 19-21 APR, 27-30 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 

IMPORTANT: This e-mail, including any attachments, may contain,confidential
or copyright information.  The views expressed in this message are those of
the individual sender, unless specifically stated to be the views of IPS.
If you are not the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments.