page_title: Beaufort scale
hierarchical_section_title: Beaufort scale
caption_attribution_description: English: Beaufort Force 12 at a wind speed of 64 knots (118 kilometres per hour) or more. Huge waves; the sea is completely white with foam and spray. Air is filled with driving spray, greatly reducing visibility.
context_page_description: The Beaufort scale is an empirical measure that relates wind speed to observed conditions at sea or on land. Its full name is the Beaufort wind force scale.
context_section_description: The Beaufort scale /ˈboʊfərt/ is an empirical measure that relates wind speed to observed conditions at sea or on land. Its full name is the Beaufort wind force scale.
caption: Ship in Force 12 storm at sea
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