Atmospheric pressure, also known as air pressure or barometric pressure (after the barometer), is the pressure within the atmosphere of Earth.

This web app graphs the barometric pressure forecast and history of any location, along with relevant current weather data such as temperature, humidity and wind.

Barometric pressure, also known as atmospheric pressure, is the force exerted by the weight of air molecules in the atmosphere. Today's barometric pressure readings vary significantly across the …

Jan 8, 2026 · Barometric pressure, or air pressure, is a fundamental measurement in meteorology describing the force exerted by the weight of the air column above a point on Earth’s surface.

Feb 27, 2024 · For centuries, humans have used barometers and barometric pressure readings to predict the weather. The general rule of barometric pressure is simple: high pressure typically …

Sep 9, 2025 · Barometric pressure, also known as atmospheric pressure, plays a crucial role in weather forecasting, aviation, environmental science, and outdoor activities.

May 26, 2023 · The barometric pressure is a measure of the force exerted by the molecules in the air on a unit area below. You might think of pressure as the force that the the atmosphere exerts on your …

Mar 30, 2026 · Barometric pressure is the pressure created by the weight of the atmosphere. A barometer measures that pressure and turns it into a number you can track over time.

Sep 26, 2025 · Barometric pressure, simply put, is the weight of the atmosphere pressing down on you, measured using a barometer; a high reading generally indicates fair weather, while a low reading …

May 9, 2026 · Atmospheric pressure can be measured with a mercury barometer (hence the commonly used synonym barometric pressure), which indicates the height of a column of mercury that exactly …