Function metfor::spd_dir_to_uv

pub fn spd_dir_to_uv(
    from_dir_in_degrees: f64, 
    speed_in_knots: f64
) -> (f64, f64)

Convert wind speed (wind direct is the direction the wind is blowing from) into U-V components.

Returns a tuple (u_mps, v_mps), which is the U and V wind components in meters per second.