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Cirrus:Cirrus: description—thin, wispy (curly) description—thin, wispy (curly) shaped cloudsshaped clouds

– Form @ high altitudes; indicates strong winds; Form @ high altitudes; indicates strong winds; indicates a change in the weatherindicates a change in the weather

Cumulus:Cumulus: description: white, puffy description: white, puffy– Puffy clouds w/flat bottoms; form when warm air Puffy clouds w/flat bottoms; form when warm air

rises; indicate fair weatherrises; indicate fair weather

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Stratus:Stratus: description—gray blanket like description—gray blanket like– Cover large areas; form in layers; fog is this type of Cover large areas; form in layers; fog is this type of

cloud only it is located near the ground instead of the cloud only it is located near the ground instead of the sky; can cover/block the sun; continuous rain comes sky; can cover/block the sun; continuous rain comes from these cloudsfrom these clouds

Cumulonimbus: Cumulonimbus: description—tall, anvil shaped description—tall, anvil shaped cloudsclouds– Tall, puffy clouds w/flat bottoms that rise high into the air Tall, puffy clouds w/flat bottoms that rise high into the air

(often called anvil shape); produces thunderstorms(often called anvil shape); produces thunderstorms

Types of CloudsTypes of Clouds

Cirrus, Stratus, Cumulus, and, Cirrus, Stratus, Cumulus, and, CumulonimbusCumulonimbus

Clouds are formed byClouds are formed byCONDENSATION.CONDENSATION.

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•Typically found at high altitudes.

•Thin, wispy clouds

•composed of ice crystals that originate from the freezing of super cooled water droplets.

• generally occur in fair weather and point in the direction of air movement at their elevation.

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comes from Latin, means “to spread out”.comes from Latin, means “to spread out”. are usually are usually low cloudslow clouds seen on an overcast day. seen on an overcast day. clouds oftenclouds often block out the sun. block out the sun. Usually produceUsually produce light to heavy continuous rain light to heavy continuous rain.. FogFog can be considered this type of cloud. can be considered this type of cloud.

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comes from Latin, “means heap or pile”.comes from Latin, “means heap or pile”. are usually are usually puffy puffy with distinct edges and with distinct edges and

usually a noticeable usually a noticeable vertical (upward) vertical (upward) developmentdevelopment. .

Can be the beginnings of thunderstormsCan be the beginnings of thunderstorms

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Clouds usually associated with thunderstormsClouds usually associated with thunderstorms Rise high into atmosphere & have an anvil shapeRise high into atmosphere & have an anvil shape

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