[Ips-geo-warning] SWS GEOMAGNETIC WARNING issued 2352 UT on 24 Sep 2021

[rwc]

SUBJ: SWS GEOMAGNETIC DISTURBANCE WARNING 21/28
ISSUED AT 2348UT/24 SEPTEMBER 2021
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

A northern polar coronal hole plus the possible arrival of a 
glancing blow from the 23 September CMEs, from two M-class flares, 
could increase the solar wind speed to moderately enhanced levels 
on UT days 26-27 September. Geomagnetic activity is expected 
to be between quiet and active levels with the chance of isolated 
G1 minor storms. Auroras may be visible on the local night of 
26 September in Tasmania.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL HOLE HIGH SPEED WIND STREAM AND CME EFFECTS
FROM 26-27 SEPTEMBER 2021
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
26 Sep:  Quiet to Active with possible isolated minor storms
27 Sep:  Quiet to Active with possible isolated minor storms

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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