wind vane

[wind] /wɪnd/
noun
Origin
1715-25
Examples from the web for wind vane
  • The office had a wind vane, anemometer, and rain gage well exposed on the roof of the building.
  • The wind vane should be placed in an open area where it can rotate freely as the wind direction changes.
  • Our cup anemometer is partnered with a wind vane that adds the direction.
  • The wind direction is measured by our wind vane every second.
  • Wind speed and direction are measured near the top of the canopy by a sensitive cup anemometer and wind vane.
  • When the fabric windsock is attached to the framework the combination must perform as a wind vane.
  • Also on the roof was one self-registering rain gauge and one wind vane.
  • He added that the entrance element would also have a football type wind vane.