Beaufort force 11. Sustained wind speeds in the range of 56 to 63 knots. Exceptionally high waves (long and medium-sized ships might be for a time lost to view behind the waves); the sea is completely covered with long white patches of foam lying along the direction of the wind; everywhere the edges of the wave crests are blown into foam; visibility affected. Back to the top

a violent weather condition with winds 64-72 knots (11 on the Beaufort scale) and precipitation and thunder and lightening

Wind with a speed between 56 and 63 knots.

(Also called storm, storm wind.) In the Beaufort wind scale, wind with a speed from 56 to 63 knots (64 to 72 mph) or Beaufort Number 11 (Force 11).

Violent Storm is an arcade beat 'em up game by Konami. It was published in 1993. It was a third installment of a series, following Crime Fighters (1989) and Vendetta (1991).