Painting a Wild and Stormy Sky in Watercolour | Easy Way to Create an Interesting Wash | Loose Style

Let's paint a stormy landscape in watercolour. I am shaking up my usual painting process here to achieve the dramatic light and strong contrast.
Materials used:
PAPER:
Baohong Master's Choice 100% cotton 300 gsm cold press paper, 23 x 31 cm ( 9 x 12 in)
PAINTS:
Payne's Grey (Rockwell Canada)
Indigo (Art Spectrum)
Quinacridone Yellow (Daniel Smith)
Raw Sienna Light (Daniel Smith)
Naples Yellow (Daniel Smith)
Olive Green (Daniel Smith)
Perylene Green (Daniel Smith)
Transparent Red Oxide (Daniel Smith)
Burnt Sienna (Winsor&Newton)
Burnt Umber (Daniel Smith)
BRUSHES:
DaVinci Casaneo Long Mop Series 490 Size 2
NEEF Thomas W Schaller Mop size 3/0
Panart Global round 1102 size 0
Black Silver by Dynasty Rigger Size 4
NEEF Master's Point 2018 size 3/0
Princeton Select liner
OTHER MATERIALS:
Ceramic mixing palette (www.etsy.com/a...)
MEEDEN 33 Well Palette
Hand towel or dishwashing sponge (to dab the brush on to remove excess water)
Tissues
Pencil
Eraser
**My website: anastasiamily....
**My Instagram: @AnastasiaMilyArt
Music by RelaxingTime from Pixabay.com