Precipitation

Precipitation may be defined as the fall of moisture from the atmosphere to the earth surface in any form. It includes all forms of rains, ice, snow, hail or sleet etc.

The intensity of rain fall is expressed as an amount of precipitation in a stated period. It varies widely minute to minute during heavy rain storm and can only be able to measure with a continuously recording gauge

Precipitation may be in two forms a) Liquid precipitation b) Frozen precipitation.