Lesson 62 - Weather

This is a damaging event caused by nature, such as a tornado, hurricane, or severe thunderstorm

• natural disaster
• wildfire
• accident
• nature's wrath

When a violent windstorm that has a funnel-shaped cloud is sighted, this is issued.

• severe thunderstorm warning
• flash flood warning
• tornado watch
• tornado warning

This national alert system has five warnings known as threat conditions

• Homeland Security Advisory System
• Amber Alert System
• Silver Alert System
• Emergency Alert System

This is the sudden occurrence of the partial or complete deluge of normally dry land by an overflow of inland or tidal waters.

• hurricane
• tsunami
• cyclone
• flash flood

This is issued when an electrical storm is likely to develop.

• Flash flood watch
• flash flood warning
• severe thunderstorm watch
• severe thunderstorm warning

This is issued when conditions are favorable for a weather event to develop

• watch
• warning

This is issued when a weather event has been spotted or indicated on radar for a given area

• watch
• warning

This is issued when a violent windstorm that has a funnel-shaped cloud is likely to develop

• severe thunderstorm watch
• severe thunderstorm warning
• tornado watch
• tornado warning

This occurs when water from rain or melting snow seeps into the ground at the top of a slope, causing the sudden movement of rock and other material

• avalanche
• wildfire
• landslide
• winter storm

This is issued when an electrical storm has been indicated by radar.

• tornado watch
• tornado warning
• severe thunderstorm watch
• severe thunderstorm warning