13frontscycl.big

13frontscycl.big - Air Masses, Fronts, Cyclones Air Masses...

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Air Masses, Fronts, Cyclones Air Masses Sources and Classification Distribution Fronts Middle Latitude Cyclones Norwegian Model Divergence Aloft Conveyor Belt Model
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Air Masses Defn.: volume of air with same temperature and humidity characteristics Source Regions: where air masses come from Classification: warm or cold, moist or dry
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Air Masses Classification: warm or cold, moist or dry m Maritime c Continental T Tropical P Polar cP Humidity Temperature Ex. Dry, cold
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North American Air Masses mP cP mT cT
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Fronts —Boundary between air masses 60°N Polar easterlies cP Prevailing westerlies mT Polar Front
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Cold Front Frontal movement Cold Warm Cb Showers Dry Strong lifting z \
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Warm Front Warm Cold Ci, Cs As Rain or Snow Weak, gentle lifting z
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Occlusion Warm Cool Cold Rain and
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13frontscycl.big - Air Masses, Fronts, Cyclones Air Masses...

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