Barometric Pressure in Chattanooga, Tennessee, US

The pressure in Chattanooga, United States is predicted to slowly drop over the next few hours, with an average pressure of 1003.6 hPa today, which is lower than normal.

Weather prediction: Expect more wet and unsettled conditions

The daily total fluctuation in pressure in Chattanooga is 6.4 hPa, with a low of 999.7 hPa and a high of 1006.1 hPa. The daily average here is higher than in most cities around the world.

Forecast

The barometric pressure in Chattanooga, Tennessee, averages around 30.13 inches. This is slightly higher than the national average. The pressure rarely drops below 29 inches. It can rise to 30.50 inches during certain times of the year.

Chattanooga is situated in a valley surrounded by the Appalachian Mountains. The city is near the Tennessee River. The mountains and river affect the barometric pressure. They can trap and redirect air masses. This leads to changes in pressure.

The surrounding mountains block some air masses from reaching the city. This can cause pressure to build up. The Tennessee River can also influence pressure. It can cool or warm the air, affecting the pressure.