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Clouds & Fronts. _______ AIR MASSES: Move into colder air masses Move ___________ AHEAD OF WARM FRONTS: High Clouds cirrus cirrostratus Middle Clouds altostratus __________ A WARM FRONT: _____ & possibly thunderstorms. - PowerPoint PPT Presentation
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Clouds & Fronts
_______ AIR MASSES: • Move into colder air
masses• Move ___________
AHEAD OF WARM
FRONTS:High Clouds
cirrus cirrostratus
Middle Clouds altostratus __________ A WARM
FRONT:_____ & possibly
thunderstorms
Red half-circles show direction front is moving. (rising suns=warm front
Cooler prior to front
http://www.windows2universe.org/earth/Atmosphere/tstorm/warm_front.html
Clouds Formed by Warm Fronts
Altocumulus Cirrocumulus Altostratus Cirrostratus
Nimbostratus Stratocumulushttp://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/cld/cldtyp/hgh/crs.rxml
______ Air Masses: Move _______ warmer air massesMove very ________Cause a sudden drop in _____________________High ___________Push warm air up causing:Cumulus or Cumulonimbus clouds & thunderstormsAfter a cold front passes:cool, dry stratus and stratocumulus clouds or ___________ skies
____ Fronts
http://www.windows2universe.org/earth/Atmosphere/tstorm/cold_front.html
Blue arrows show direction of cold front. Blue “icicles”
Clouds Formed by Cold Fronts
http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/cld/cldtyp/hgh/crs.rxml
Nimbostratus
Stratocumulus
http://www.windows2universe.org/earth/Atmosphere/clouds/formation_fronts.html
Adapted from Information/Images
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