How to check the hourly pressure on China Meteorological Network?

Air pressure test method of China Meteorological Network;

1, Open/Central Meteorological Observatory official website;

2. After moving the mouse to the home page, you will be prompted to navigate and select the last item "City Weather Forecast";

3. The latest weather situation will appear on the right side of the page, with real-time air pressure.

Air pressure is the atmospheric pressure acting on the unit area, which is equal to the weight of the vertical air column extending upward to the upper limit of the atmosphere. The famous experiment in the hemisphere of Fort Madre proved its existence. The international unit of air pressure is Pascal, abbreviated as Pa, and the symbol is PA.

Air pressure?

The pressure generated by the movement of air molecules in any surface unit area.

Air pressure is expressed in hectopascals, with one decimal place reserved.

The formula is P=ρ (density) g (gravity) h (height)