' Back to weather forecasting ' . A boy along with his father visits weather bureau and the chief of the bureau acquaints him with the importance and method of forecasting weather. Scientific instruments used to forecast weather. Weather bureau in Richmond, Virginia.
Scientific instruments used for weather forecast. Wind vane shows the direction of wind blow. An anemometer indicates speed of the wind.
Scientific instruments used for weather forecast. Thermometers used to record maximum and minimum temperatures. A man notes down the temperatures. Wet and dry bulbs of thermometers used to record humidity level.
Scientific instruments used for weather forecast at a weather bureau in United States. A man uses a barometer to record atmospheric pressure.
Scientific instruments used for weather forecast at a weather bureau in United States. A thermograph shows an increase and decrease in the temperature.
Scientific instruments used for weather forecast at a weather bureau in United States. A man takes out water from a rain gauge into a tumbler and measures the amount of rainfall with a scale. He records the data.
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