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Ensuring the wind measuring instrument is installed and operated in accordance with Rule 13-7.1 Ascertaining the velocity of the wind in the running direction for each race of 200 meters or less ...
The number of instruments can vary, but most personal weather stations include instruments to measure temperature, relative humidity, pressure, rain fall, and wind speed and direction.
TAMPA, Fla. — A weather vane is an instrument used to show the direction the wind is blowing from. It is one of the simplest weather instruments created and it has been used since ancient times.
But hey, that’s not a satisfying answer, and I know you didn’t ask just to hear that.So, I did a little digging to find out when and why wind direction got defined by where it’s coming from ...
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