Mph, kph, knots, or on the Beaufort Scale.
A beaufort scale measures wind speed.
Wind speed is measured with an anemometer (which gives the speed in mph or km/h) and can be classified using the Beaufort scale.
The Beaufort scale is used to indicate approximate wind speed.
The Beaufort scale is a measure that relates wind speed to observed conditions at sea or on land. Its full name is the Beaufort Wind Force Scale, although it is a measure of wind speed and not of "force" in the scientific sense of the word.
Sir Frances Beaufort.
This is the Beaufort scale.
Named after Francis Beaufort, the Beaufort Scale measures the wind speed as observed at sea or on land.
Sailors and forecasters use the Beaufort Wind Scale as a way to rate wind speed. The scale ranges from zero for calm to 12 for a hurricane.
The Beaufort Scale.
This is the Beaufort scale.
With your skin