[ips-sf] IPS Summary Forecast for 19 July - issued 2322UT/18-Jul-2015

rwc rwc at ips.gov.au
Sun Jul 19 09:22:06 EST 2015


Very low solar flare activity. Light solar wind. Geomagnetic
conditions at Quiet levels. A coronal hole high speed wind stream is
expected to arrive late on July 19th UT causing Unsettled to Active
geomagnetic conditions. Maximum useable frequencies for high-frequency
radio communications are depressed up to 20% compared with predicted
monthly values due to low levels of ionising solar EUV flux.

Space Weather Services              email: asfc at ips.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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