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Weather tools/clouds
| Term | Definition |
|---|---|
| Cumulus | Puffy with flat bottoms and round tops that signal fair weather |
| Cirrus | Wispy, feathery clouds made of ice crystals that form high levels |
| Nimbus | A rain cloud |
| Fog | a status cloud that forms when air is cooled to its dew point to the ground |
| Anemometer | an instrument used to measure wind speed |
| wind vane | an instrument used to measure wind direction |
| thermometer | An instrument used to measure temperature |
| sling Psychrometer | tool made of a wet and dry thermometer that measures relative humidity and requires a table to interpret the two tempatures |
| Barometer | an instrument that measures atmospheric pressure |
| Rain gauge | an instrument that uses symbols to show weather data |
| Weather Map | a map that uses symbols to show weather data |
| Weather Satellites | type of satellite that is primarily used to monitor weather and climate of the Earth |
| Weather Radar | is an instrument that sends pules of electromagnetic energy into the atmosphere to find precipitation, determine its motion and intensity , and identify the precipitation type such as rain, snow or hail |
| Isobar | line on a map connecting points having the same barometric reading at a given time |
| Isotherm | a line on a weather map that joins places that have the same temperature. |
| Cumulonimbus | are thunderstorm clouds. High winds can flatten the top of the cloud into an anvil-like shape. Cumulonimbus clouds are associated with heavy rain, snow , hail, lighting and even tornadoes. The anvil usually points in the direction the storm is moving. |
| Relative Humidity | The amount of water vapor in the air at any given time is usually less than that required to saturate the air. Expressed as a percentage. |