[ips-sf] IPS Summary Forecast for 23 November - issued 2354UT/22-Nov-2012

rwc rwc at ips.gov.au
Fri Nov 23 10:54:41 EST 2012


Low to moderate solar flare activity. Light solar wind increasing to
moderate to strong in the latter half of 23 Nov due to coronal mass
ejections that occurred on 20 and 21 Nov. Geomagnetic conditions quiet
increasing to active in the latter half of 23 Nov, isolated minor
storm levels likely thereafter. Major storm levels likely at high
latitudes. Geomagnetic activity should begin to decrease on 25 Nov.
High-frequency radio communications normal, becoming degraded on 24
and 25 Nov particularly at mid to high latitudes. Chance of short-wave
radio fadeouts. Possible aurora sightings at higher latitudes after
about 16 UT 23 Nov and 24 Nov.

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