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Predicting Weather
Term | Definition |
---|---|
stratus clouds | low, sheetlike gray clouds |
cumulus clouds | puffy clouds that are flat on the bottom - they signal fair weather |
cirrus clouds | wispy clouds that are made of ice crystals |
cumulonimbus clouds | puffy, layering clouds that are flat on the bottom and dark - bring rain, thunder, and lightning |
air mass | a large body of air with the same temperature and humidity throughout |
front | a place where two different air masses meet |
cold front | cold air mass bumps against a warm air mass - causes strong storms and cooler temperatures |
warm front | warm air mass meets a colder air mass and slowly rises over it - brings rain and warmer temperatures |
stationary front | forms when two air masses meet and stop moving - brings clouds and precipitation |