[ips-sf] IPS Summary Forecast for 21 December - issued 2314UT/20-Dec-2014

[rwc]

Expect moderate to high solar activity. A CME is expected to arrive at
Earth today, 21 December. There is a possibility of aurora being
observed in southern latitudes such as Tasmania at local night time
hours on 21 and 22 December. An X-class flare occurred at 0027UT on 20
December and is expected to have a glancing blow at Earth on 22
December. The solar wind is presently light, but expected to increase
to moderate after impact. Short-wave radio fadeouts likely.
High-frequency radio communications normal at this time.

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