Here we go, folks!

Space Weather Message Code: WARSUD


Serial Number: 87
Issue Time: 2011 Aug 05 1731 UTC

WARNING: Geomagnetic Sudden Impulse expected
Valid From: 2011 Aug 05 1800 UTC
Valid To: 2011 Aug 05 1845 UTC
IP Shock Passage Observed: 2011 Aug 05 1722 UTC