Linked from
The 8 pages that link to Anemometer, each with the reason it gives.
Beaufort scaleRelated: Instrument readings can verify or replace estimates based on visible effects.
Pitot tubeCompared with: Many anemometers infer speed by a different sensing principle.
Metre per secondRelated: Wind measurements commonly report speeds in metres per second.
Wind (meteorology)Related: It provides direct observations of wind at weather stations.