1. Types of rainfall
What are the different types of rain and where do they happen?

2. How it rains 1. Warm air rises 2. Air cools 3. Condensation
4. Clouds form
5. Rain

3. Types of rainfall There are three types of rainfall: 1. Relief
2. Convectional
3. Frontal

4. 1. Relief Rain 1. Warm moist air from the sea
2. Forced to rise over the mountains

5. 3. Air cools as it is forced to rise
4. Condensation
5. Clouds form
6. Rain

6. Relief rain is quite common in Britain especially in the west where the high land areas are

7. 2. Convectional Rain 1. The sun heats the ground which heats the air
2. Warm air rises

8. 4. Air cools as it is forced to rise
5. Condensation
6. Clouds form
7. Rain

9. Convectional rain is common in the south of Britain in Summer

10. 3. Frontal Rain 1. Mass of warm air meets a mass of colder air
2. Lighter warm air rises over heavier cold air

11. 3. Warm air cools
4. Condensation
5. Clouds form
6. Rain

12. Frontal rain is very common all over Britain especially in the Winter

13. Key Terms
Condensation
Relief rain
Convectional rain
Frontal rain