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Questions tagged [scaling]

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3
votes
1answer
3k views

ERA Interim, how to handle total precipitation

I am trying to compute accumulated annual precipitation for year 2000-2001 based on the ERA Interim, but I am stuck with some unresolved questions: If I download the synoptic monthly means of "total ...
6
votes
5answers
2k views

Why wouldn't the earth be “always daytime” if the “daily cycle of sunlight” was drawn full-scale?

The question is clear enough in my opinion but, I've found out that if you redraw this picture here: You'll notice that the Sun is as big as the Earth. But if you scale up the Sun to it's real size ...
11
votes
1answer
259 views

Sea breeze - magnitude of horizontal pressure gradient?

What is the range of horizontal pressure gradients typically caused by the differential heating of land and water under sea breeze conditions?
14
votes
1answer
840 views

What is a typical value of the Péclet number for internal waves?

Defining the Péclet number as: $Pe = \frac{U \lambda}{\kappa}$ Where $U$ is the characteristic fluid velocity, $\lambda$ is the wavelength of the internal wave and $\kappa$ is the turbulent eddy ...