nimbostratus

(from the article `cloud`) ...are cirrus, cirrocumulus, and cirrostratus. Middle clouds, 7 to 2 km (23,000 to 6,500 feet), are altocumulus and altostratus. Low clouds, 2 to 0 ... c. Nimbostratus[2 related articles]
Found on http://www.britannica.com/eb/a-z/n/43

Nimbostratus

(Ns) A principal cloud type (cloud genus), gray colored and often dark, rendered diffuse by more or less continuously falling rain, snow, sleet, etc. of the ordinary varieties and not accompanied by lightning, thunder, or hail. Precipitation in most cases reaches the ground. Low, ragged clouds frequently occur below the layer, with which they may o...
Found on http://nsidc.org/arcticmet/glossary/nimbostratus.html

Nimbostratus

Nimbostratus is a type of cloud, low, dark grey and trailing.
Found on http://www.probertencyclopaedia.com/browse/AN.HTM

nimbostratus

nimbostratus: see cloud.
Found on http://www.infoplease.com/ce6/weather/A0916794.html

Nimbostratus

This cloud exhibits a combination of rain or snow, and sometimes the base of the cloud cannot be see
Found on http://www.superglossary.com/Glossary/Science/Weather/

NIMBOSTRATUS

This cloud exhibits a combination of rain or snow, and sometimes the base of the cloud cannot be seen because of the heaviness of precipitation. They are generally associated with fall and winter conditions, but can occur during any season.
Found on http://www.weather.com/glossary/n.html

nimbostratus

usually considered a middle cloud, is gray and often dark. The edges are not easy to see because of continuously falling rain, snow, or sleet. This cloud does not have lightning, thunder or hail.
Found on http://www.sercc.com/glossary
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