Upload
maria-daugherty
View
387
Download
1
Tags:
Embed Size (px)
Citation preview
Stable Equilibrium
Unstable
Neutral Equilibrium
?_________ ? Equilibrium
? ______ ? Equilibrium
Adiabatic cooling
Adiabatic warming
Unsaturated Air
Adiabatic cooling
Adiabatic warming
Saturated Air(on the way up)
30 oC
24 oC
18 oC 18 oC
28 oC
38 oC
Stable Atmosphere
Lifted, unsaturated air at each level is colder and heavier than the air around it. If given the chance the parcel would return to its original position
Dryair
Stable AtmosphereMoistair
Unstable AtmosphereDryair
Unstable AtmosphereMoist Airair
Stable AtmosphereDryair
Unstable AtmosphereMoistair
Making the air more stable
Warm the air above Cool the air below Do Both
Making the air more unstable
cool the air above warm the air below Do Both
Subsidence Inversion (creating a stable environment through sinking air)
+4.6 km = + 46 °C
+4.2 km = + 42 °C
More or Less Stable?
Convective instability (creating an unstable environment through rising air)