Severe Weather

1
Severe Weather
2
Thunderstorms

• Watch conditions are right for a severe
  thunderstorm
• Warning severe thunderstorm is in process

3
Tornadoes

• Where is the safest place to be in your house?
• What about if you were in your car?

4
Tornadoes

• Watch Conditions are right for a tornado
• Warning Tornado has been sighted

5
Tornadoes

• Why are these storms so dangerous?
• Why are they difficult to predict?

6
Tropical Depression

• Winds under 40 mph

7
Tropical Storm

• Winds from 40-74 mph
• Gets a name

8
Hurricane

• Category 1 75-95 mph
• Category 2 96-110 mph
• Category 3 111-130 mph
• Category 4 131-155 mph
• Category 5 greater than 155 mph

9
Hurricanes

• Low pressure system
• Form in tropics over warm water
• Winds blow counter clockwise
• Pinwheel shaped

10
Eye

• Center called an eye
• The lower the pressure in the eye, the stronger
  the storm
• Wall of the eye is the most violent part of
  storm.

11
Storm Surge

• Mound of water pushed ahead of storm
• Can raise water level up to, if not more than, 20
  feet

12
Preparedness

• Tropical Storm/ Hurricane Watch
• Tropical storm/ Hurricane conditions are likely
  within 36 hours

• Tropical Storm/ Hurricane Warning
• Tropical storm/ Hurricane conditions are likely
  within 24 hours

13
Preparedness

• Problems
• Flooding
• Wind damage
• Power outages

14
Debates

• Should people be able to rebuild houses in
  hurricane prone areas?