Daily Archives: March 30, 2015

Is water always present in the atmosphere?

Evidence of the presence of water in our atmosphere is ubiquitous. Water occurs in the Earth’s atmosphere in all three of its phases — solid (snow and ice), liquid (rain and dew) and gas (invisible water vapor).

As we begin to emerge from winter and enter spring, we may begin to see more dew on the ground and on the windshields of cars in the morning. The air nearly always holds some amount of water vapor. Dew is liquid water that condenses overnight onto objects when the air that contains the water vapor cools to a sufficiently low temperature. Continue reading

Category: Meteorology, Seasons

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