[ips-sf] IPS Summary Forecast for 16 January - issued 2337UT/15-Jan-2016 [SEC=UNCLASSIFIED]

rwc rwc at ips.gov.au
Sat Jan 16 10:37:14 EST 2016

Solar flare activity was low during 15 Jan UT. Active Region 2480
produced four C class flares, the largest event a C2.8 flare peaking
at 02:39 UT. More C class flares are likely today. Hydrogen alpha
solar telescopes recorded solar filaments (prominences) disappearing
from the Southern Hemisphere during 20-23 UT on 14 Jan. SOHO
spacecraft telescopes recorded a slow partial halo Coronal Mass
Ejection (CME) expanding toward the west commencing 23 UT during 14
Jan. This faint CME is not very massive. It may impact the Earth
during the early hours of 19 Jan. The solar wind speed decreased
further to about 360 km/s during 15 Jan. Geomagnetic activity was
quiet during 15 Jan and is expected to remain quiet during 16 Jan,
becoming unsettled during 17-18 Jan. Conditions for HF radio
propagation are expected to be near normal in the Southern Hemisphere
and mildly depressed in the Northern Hemisphere during 16-17 Jan.

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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