Wind Warnings
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Storm and Hurricane Forces
Storm force wind warning 48 to 63 knots.
Beaufort Number
Description
Wind Speed
Wave Height
Sea Conditions
Image
10
Storm
48-35 kn
10-13 m
Very high waves. Long overhanging crests. Big patches of foam in dense white streaks. The sea looks white. Heavy tumbling sea. Visibility affected by spray.
Beaufort Number
Description
Wind Speed
Wave Height
Sea Conditions
Image
11
Violent Storm
56-63 kn
11.5-16 m
Exceptionally high waves. Very large patches of foam cover much of the sea surface. Very large amounts of airborne spray severely reduce visibility.
Hurrican force wind warning 64 knots or more.
Beaufort Number
Description
Wind Speed
Wave Height
Sea Conditions
Image
12
Hurricane Force
64 kn +
14 m +
Huge waves. Sea is all white with foam and spray. Air is filled with spray, greatly reducing visibility.
