Just random day dreaming, flocking birds in a scorched summer sky over a field of sunflowers.

Clouds are gathering and the air loads up with electricity as the storm builds up.

The main point is the animated version below:

Soundtrack: René Aubry – “Avant la Pluie I”

Techniques: Processing, Particle Designer, Pixelmator, Final Cut Pro

Making of:

Landscape is exclusively made of particle systems, in Particle Manager: The sunflower field, the drifting clouds and the flaring sun.

The flock of bird is another particle system, with trigonometric rules, in Processing