thunderstorm
The low pressure systems form at cold because it means badweather. It forms at warm because it collides with a warm air mass. It does that with a stationary front.!!!!
When a fast moving cold air mass collides into a warm air mass.
Frontal wedging
A warm front.
it forms
The low pressure systems form at cold because it means badweather. It forms at warm because it collides with a warm air mass. It does that with a stationary front.!!!!
When a fast moving cold air mass collides into a warm air mass.
Frontal wedging
A warm front.
It is a warm front.
It is a warm front.
it forms
A warm front forms.
Cold front. When the cold air collides with warm, moist air, the humid air is forced up violently and forms thunderstorms.
a cold front
A warm front.
front apex(: