[Ips-geo-warning] IPS GEOMAGNETIC WARNING
rwc at ips.gov.au
Wed Jun 18 12:23:39 EST 2003
SUBJ: IPS GEOMAGNETIC DISTURBANCE WARNING 03/24
ISSUED AT 18/0210Z JUNE 2003
BY THE AUSTRALIAN SPACE FORECAST CENTRE.
+++ REVISED COPY +++
AN X1.3 FLARE WITH ASSOCIATED HALO CORONAL MASS EJECTION (CME)
WAS OBSERVED AT 2356UT ON 15 JUNE. MASS EJECTION WAS
PREDMINATELY EASTWARD. A GLANCING BLOW IS EXPECTED TO BE
EXPERIENCED AT THE EARTH LATE 18/EARLY 19 JUNE.
A LARGE ISOLATED EQUATORIAL WAS AT SOLAR CENTRAL
MERIDIAN ON 16-17 JUNE.
INCREASED GEOMAGNETIC ACTIVITY EXPECTED DUE TO
AN ANTICIPATED CORONAL MASS EJECTION ARRIVAL LATE 18/EARLY 19 JUNE,
AND ALSO DUE TO CORONAL HOLE HIGH SPEED WIND STREAM FROM 19-21 JUNE 2003
GEOMAGNETIC ACTIVITY FORECAST
18 Jun: Initially unsettled, minor storm periods second half UT day (CME).
19 Jun: Unsettled to active with the chance of minor storm periods (coronal hole).
20 Jun: Unsettled to active with the chance of minor storm periods (coronal hole).
21 Jun: Unsettled to active with the chance of minor storm periods (coronal hole).
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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