Chapter 7- Air Masses and Fronts

Chapter 7- Air Masses and Fronts - Air Masses and Fronts...

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Unformatted text preview: Air Masses and Fronts Air Masses • Vast pool of air with (fundamentally) the same temperature and moisture characteristics over its horizontal extent. Air Mass Source Regions Characteristics • Flat terrain • Little wind • High Pressure Air Mass Classification (based on:) Moisture • m for maritime • c for continental Temperature • A for Arctic (60 o - 90 o N) • P for polar (40 o - 60 o N or S) • T for tropical (15 o - 35 o N or S) • E for equatorial (15 o N - 15 o S) • AA for Antarctic (60 o - 90 o S) Air Mass Types Generalized Map of Global Air Masses • Continental Arctic (cA)- very cold; very dry • Continental Antarctic (cAA) - very cold; very dry • Continental Polar (cP) - cold & dry • Continental Tropical (cT) - warm & dry • Maritime Tropical (mT) - warm & moist • Maritime Equatorial (mE) - very warm; very moist...
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This note was uploaded on 11/19/2008 for the course CJC 101 taught by Professor Brown during the Spring '07 term at Ball State.

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Chapter 7- Air Masses and Fronts - Air Masses and Fronts...

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