Artist: Andre Kohn (Note: The paint technique itself, as opposed to simply painting the "rain", makes it appear as though there's a gusty storm. I thought this was a still from film where the lens had gotten seriously wet-over!
I love that in every stroke you can see the colors that were halfway mixed together. This makes for a more realistic effect than one flat color per stroke. Reflection (Isle-aux-Grues), by Raynald Leclerc