Office of Emergency Management

TORNADO DANGER SIGN LOOK FOR

Dark, often greenish sky

• Wall cloud
• Large hail
• Loud roar, often described as sounding like a freight train
• Visible funnel, often with debris below it
• Rain or low lying clouds can often obscure the funnel
• The wind could die down and the air become very still just prior to the tornado hitting
• A cloud of debris could be visible even if the funnel is not

Tornadoes often occur on the trailing edge of thunderstorms. It not uncommon to see sunlit sky behind the tornado.

Tornado Facts and Key Points
Before the Tornado
After the Tornado has hit