Wind Warnings
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Beaufort Scale
The Beaufort Scale has different wind categories.
Each category has a number, description, wind speed, wave height and sea condition.
The Beaufort Scale starts at Force 0 which is calm.
There is no wind.
Beaufort Number
Description
Wind Speed
Wave Height
Sea Conditions
Image
0
Calm
0 kn
0 m
Flat. Like a Mirror.
The next category is light air.
The wind is 1-3 knots. Small ripples appear.
The wind is starting to move the water.
Beaufort Number
Description
Wind Speed
Wave Height
Sea Conditions
Image
1
Light Air
1-3 kn
0-0.2 m
Ripples without crests.
