« Back to Glossary Index(High Risk of severe thunderstorms) Severe weather is expected to affect more than 10 percent of the area.Related Articles:Tornado May 19 2010 near Pauls Valley OklahomaTyphoon Koppu makes landfall Philippines 18/10/15Re: Tornado Alley Chasing 2011RE: Tornadoes outbreak 14 - 15 April 2011 : Insane footage Oklahoma, MississippiTyphoon Koppu Philippines 17/10/2015« Back to Glossary Index