ESS55
Prof. Jin-Yi Yu
Day/Night Changes of
Air Temperature
qAt the end of a sunny
day, warm air near the surface, cold air aloft.
qIn
the early morning, cold air near the surface, warm air aloft.
qThe later condition is
called “inversion”, which inhibits convection and can
cause sever pollution in the morning.
End of Day
Night
(from Is the Temperature Rising?)