What weather sign is F?

F is the meteorological symbol of the wind!

Wind symbols are represented by wind vectors, which are composed of wind stems and feathers.

Wind handle: indicates the direction of the wind, with 8 directions. ?

Wind feather: 3 or 4 short strokes and triangles indicate strong wind, perpendicular to the right side of the wind pole (northern hemisphere).

Horizontal 1-2: 1 vertical line 1 horizontal line

Grade 3-4: 1 vertical line and 2 horizontal lines

Grade 5-6: 1 vertical bar 3 horizontal bar

Grade 7-8: 1 vertical bar 4 horizontal bar.

Above level 8: 1 vertical bar 1 triangle is like a small flag.