Diurnal Cycles
Variations in meteorological parameters such as temperature and relative humidity over the course of a day which result from the rotation of the Earth about its axis and the resultant change in incoming and outgoing radiation.
mountain-plains wind systems"The diurnal cycle of local winds between a mountain or a mountain range and the adjacent or surrounding plains during periods of weak synoptic flow.
diurnal - Daily, especially pertaining to actions that are completed within 24 hours and that recur every 24 hours; thus, most reference is made to diurnal cycles, variations, ranges, maxima, etc.
The location of the intertropical convergence zone varies over time, as it moves back and forth across the equator in a semiannual pattern, following the sun's zenith point. There is also a diurnal cycle, ...
Duration of the period from sunrise to sunset.
NOAA National Weather Service - Cite This Source - This Definition
Browse Related Terms: diurnal, Diurnal Cycles, mean, Tides
dBZ - permalink - collapse ...
Circadian Rhythm The cyclical changes in physiological processes and functions that are related to the 24-hour diurnal cycle.
 See also: Wind, Diurnal, Cumulus, Surface, Air
  
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