[ips-sf] SWS Summary Forecast for 20 August - issued 0147UT/20-Aug-2017 [SEC=UNCLASSIFIED]

[rwc]

Low to Moderate solar flare activity expected as AR2671(N12E09) was
the source of numerous C-class event in the previous 24hrs. Coronal
hole effects in progress with Strong to Very strong solar wind.
Geomagnetic conditions at Active levels with possible Minor Storm
periods. Short-wave radio fadeouts possible. Variable HF radio
communications with possible depressions and enhancements for low to
mid latitudes and degraded conditions at high latitudes. Aurora
sightings possible from southernmost Australian regions should Strong
solar wind speeds persist, sustained southward Bz and favourable
viewing conditions eventuate.

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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