[ips-sf] IPS Summary Forecast for 20 December - issued 0003UT/20-Dec-2015 [SEC=UNCLASSIFIED]

[rwc]

Low solar flare activity. Minor coronal mass ejection effects in
progress, following a moderate shock in the solar wind at around 15 UT
Dec 19. Moderate solar wind which is expected to persist Dec 20.
Geomagnetic conditions at active levels. High-frequency radio
communications mostly normal, although periods of disturbance may
occur at high latitudes. Aurora sightings may be possible from
Tasmania if geomagnetic disturbance persists into local night-time
hours.

Space Weather Services              email: asfc at ips.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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