When 2 different air masses collide and don't move.
What is a stationary front?
100
Over the ocean off the coast of Africa
Where do hurricanes form?
100
It has wind speeds above 35 mph and freezing temperatures
What is a blizzard?
100
These clouds form during a cold front when warm, moist air is forced quickly upward.
What are cumulonimbus clouds?
200
Its a warm, wet air mass
What is maritime tropical?
200
Warm air moves into an area occupied by cold air
What is a warm front?
200
Deep, warm water over 80 degrees F.
What is an ingredient for a hurricane?
200
A winter storm that brings down power lines and creates "black ice"
What is an ice storm?
200
It is a spark generated in clouds by the build-up of static electricity.
What is lightning?
300
First carries its temperature and humidity with it
What happens when an air mass movest?
300
When cold air mass moves into an area already occupied by warm air.
What is a cold front?
300
Warm tropical air rises up and spins counterclockwise.
What is the air in a low pressure system?
300
It falls to the East of the Great Lakes, and is caused by the winds picking up warm moist air.
What is Lake effect snow?
300
This storm happens when warm,humid air from Mexico meets cold, dry air from Canada in the middle of the United States. They are often created by thunderstorms.
What is a tornado?
400
The air mass gets warmer.
What happens when a polar air mass moves south?
400
Steady rain for many hours?
What is the weather at a warm front?
400
Makes a hurricane lose energy
What is dry land or wind shear?
400
Cool air sinks down and spins out clockwise. Responsible for good weather and clear skies
What is a high pressure system?
400
Its a very weak storm with minimal damage
What is an F0 tornado?
500
The boundary between two different air masses.
What is a front?
500
Stormy weather.
What happens at a front?
500
Destroys buildings with its high winds and heavy rains and creates a huge storm surge
What is a Category 5 hurricane?
500
When a cold, dense air mass collides with moist air that rises quickly in the northern US during the months of Dec through March.
What is a winter storm?
500
Strong winds, hail, and lightning are found in this storm that often occurs in southern states in the afternoon.