first-order climatological station

first-order climatological station

[¦fərst ‚ȯrd·ər klī·mə·tə¦läj·ə·kəl ′stā·shən] (meteorology) A meteorological station at which autographic records or hourly readings of atmospheric pressure, temperature, humidity, wind, sunshine, and precipitation are made, together with observations at fixed hours of the amount and form of clouds and notes on the weather.