Relief rainfall

Relief rainfall means rain caused by the land varying in height. Relief rainfall is formed when the air cools as it rises over relief features in the landscape such as hills or mountains. As the air rises, it cools, condenses and forms rain.

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Relief Rainfall Media

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  Typical precipitation types associated with a warm front advancing over frigid air

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  Precipitation in the form of a sunshower

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  A violent electrical storm results from convective cumulonimbus clouds.

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  A weather front is the boundary of two air masses with different characteristics

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  Orographic precipitation occurs when moist air is forced upwards by terrain.

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  Post orographic lift isolated towering vertical thunderhead shower in Mojave Desert, western USA

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  Tropical downpour in Hong Kong

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  Heavy rain falling in Kolkata, India

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  Freezing rain in Quebec City, Canada

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  Light snow in Portland, Oregon, U.S.