« Back to Glossary Index(High Risk of severe thunderstorms) Severe weather is expected to affect more than 10 percent of the area.Related Articles:RE: Tornadoes outbreak 14 - 15 April 2011 : Insane footage Oklahoma, MississippiTyphoon Koppu Philippines 17/10/2015Re: Tornado Alley Chasing 2011Typhoon Koppu makes landfall Philippines 18/10/15Tornadoes 9 April 2011« Back to Glossary Index