what is the relationship between barometric pressure and precipitation?
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Humidity, Moisture, Snow or Ice Humidity in the rising air of a low-pressure system condenses into water droplets. Once enough moisture collects in the clouds above a low-pressure system, it falls to the ground as precipitation. When temperatures warm, rain is the result.
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Barometers. A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric pressure.
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Changing Rain and Snow Patterns As temperatures rise and the air becomes warmer, more moisture evaporates from land and water into the atmosphere. More moisture in the air generally means we can expect more rain and snow (called precipitation) and more heavy downpours.
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Barometric pressure is the weight of the atmosphere that surrounds us. Barometric pressure often drops before bad weather. Lower air pressure pushes less against the body, allowing tissues to expand. Expanded tissues can put pressure on joints and cause pain.
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A barometer measures atmospheric pressure, a thermometer measures the temperature, and an anemometer measures wind speed and direction. Weather radar detects precipitation in the clouds, and the Doppler radar takes measurements of winds in clouds in order to predict severe storms and tornadoes.
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Climate is the average, year after year conditions of temperature, precipitation, winds, and clouds in an area. Weather is the condition of the atmosphere at a particular place and time.
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5.1. The relationship indicates that streamflow is more sensitive to precipitation in catchments or periods with a low runoff coefficient. Correlation between precipitation elasticity and runoff coefficient. [25] From equation (9), it is obvious that climate elasticity of streamflow depends on ρ P,Q and C Q /C P .
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The 3 main factors that affect precipitation are prevailing winds, the presence of mountains, and seasonal winds.
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Weather. Weather is the state of the atmosphere, including temperature, atmospheric pressure, wind, humidity, precipitation, and cloud cover. It differs from climate, which is all weather conditions for a particular location averaged over about 30 years.
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Humidity is a measure of the amount of water vapour being held in the air. Water vapour is a gas. Precipitation is when the gas turns to liquid or solid and forms rain, snow, hail, mist, fog, frost, dew etc. ... Humidity is the water vapor in the air, while precipitation is the falling of water droplets or crystals, etc.
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['Type of precipitation (rain, snow, sleet, etc.)', 'Rainfall intensity.', 'Rainfall amount.', 'Rainfall duration.', 'Distribution of rainfall over the watersheds.', 'Direction of storm movement.', 'Antecedent precipitation and resulting soil moisture.']
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Barometers. A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric pressure. These digital barometers are all displaying slightly different readings!
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A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. A simple barometer consists of a long glass tube (closed at one end, open at the other) filled with mercury and turned upside down into a container of mercury.
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Precipitation amount exhibits a sharp peak centered around the coast- line and tends to decrease with distance away from the coastline. Precipitation drops sharply over a distance of ;300 km from the coastline, on both sides of the coastline, with the rate of decline being greater on land.
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(i) Relief rainfall is caused when the mountain forces the air to rise along the up slopes of the mountain. ... (i) Rainfall is caused by vertical ascent (convection) of heated air. (ii) It is in the form of heavy downpour and is accompanied with thunder and lightening.
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The greater the weight, the higher the rise. The barometric pressure seldom goes above 31 inches or drops below 29 inches. Normal sea-level pressure is 29.92 inches.
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What is the relationship between changes in air pressure and wind speeds? The greater the difference in pressure, the faster the winds. When a high- and a low-pressure air mass are far apart, air moves slowly from high to low pressure.