A general term for instruments designed to measure the speed or force of the wind.

A subtle, diumal component of the wind velocity leading to a diumal shift of the wind or turning of the wind with the sun, produced bv the east-to-west progression of daytime surface heating.

A liquid-in-metal thermometer in which mercury is enclosed in a steel envelope. The change in internal pressure caused by the temperature variation is measured by a Bourdon tube which is connected to the mercury by a capillary tube. This instrument is hig ...

An instrument for recording ocean waves. Most recorders are designed for recording wind waves, that is waves of periods up to about 25 seconds, but some are designed to record waves of longer periods such as tsunamis or tides.

A class of instruments employed to determine the electric potential at a point in the atmosphere, and ultimately the atmospheric electric field.

A definite portion of a stream channel, commonly taken between two gauging stations, but may be taken between any two specified points.

An instrument for the measurement of both solar and terrestrial radiation.

American Standard Code for Information Interchange. A standard code used to represent data using 8 bits (7 data bits and I parity bit) per character.

In the direction from which the wind is blowing.

In folklore, a name for rain.

The process by which events in the real world are translated into machine-readable signals.

A device attached to a meteorological instrument to provide ventilation; usually a suction fan.

A recording anemometer.

An instrument which indicates the presence of precipitation. The ombroscope consists of a heated, water-sensitive surface which indicates by mechanical or electrical techniques the occurrence of precipitation.

The record obtained from a bolometer.

The rising of cold water from the deeper areas of the ocean to the surface. This phenomena often occurs along the California coast during the spring and summer.

A clockwise change in wind direction. Veering winds with height are indicative of warm air advection (WAA).

Central Processing Unit. The part of a computer which controls and directs all functions.

A buoyant balloon kept from rising freely by means of a line secured to a point on the ground, as opposed to a free balloon. See kytoon.

Same as ceiling light.