Does the sky always turn green before a tornado?
Why Storm Clouds Turn Green Before a Tornado
Does the sky turn green when a tornado hits?
VERIFY: No, the sky won't turn green before a tornado
What Causes a Tornado?
What Would You See Inside of Tornado
Science Says: Does a green sky mean a tornado is possible?
Tornado uproots trees as it rips through city in Kansas
Safest Place during a Tornado
Amazing Clouds, Green Sky, and Time Lapse from Tornado-Warned Storm.
Get Weather Ready: During a Tornado
MOTHERS DAY GREEN TORNADO - 1.3 mile wide EF3, Supercell & Lightning barrage!