KNOW THE FACTS about tornadoes

5/13/2015 (Permalink)

• Tornadoes can occur at any time of the year.
• No terrain is safe from torandoes.
• Never open windows in severe weather situations.  This allows damaging wind and debris to enter the structure.
• 69% of all tornadoes are labeled "weak tornadoes" meaning they have a lifetime of 1-10+ minutes and winds less than 110mph.
• 29% of all tornadoes are labeled "strong tornadoes" meaning they last 20 minutes or longer and winds reach 110-205 mph.
• 2% of all tornadoes are labeled "violent tornadoes" and can last over and hour.

F0- 40-72mph (light damage: branches broken off trees; minor roof damage)

F1- 73-112mph (Moderate damage: trees snapped; mobile home pushed off foundations; roofs damaged)

F2- 113-157mph (Considerable damage: mobile homes demolished; trees uprooted; stong built homes unroofed)

F3- 158-206mph (Severe damage: Trains overturned; cars lifted off the ground; strong built homes have outside walls blown away)

F4- 207-260mph (Devastating damage: Houses leveled leaving piles of debris; cars thrown 300 yards or more in the air)

F5- 261-318mph (Incredible damage: Strongly built homes completely blown away; automobile sized missiles generated