Barometric Pressure in Port Arthur, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Port Arthur, Texas, United States is predicted to slowly drop over the next few hours, with an average pressure of 1015 hPa today, which is considered normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Port Arthur is 2.5 hPa, with a low of 1014.1 hPa and a high of 1016.6 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Port Arthur hour by hour and stay informed about how it will change over the next 6 hours.
The barometric pressure in Port Arthur, Texas, fluctuates throughout the year. It rises and falls in a repetitive pattern, influencing the local weather. Changes in pressure affect the temperature and humidity levels.
Port Arthur is situated near the Gulf of Mexico, surrounded by marshes and wetlands. This unique landscape traps moisture from the ocean. The nearby Sabine-Neches Waterway and surrounding bayous also contribute to the high humidity. The flat, low-lying terrain allows air masses to move freely, bringing varying weather conditions. The city's proximity to the coast makes it prone to hurricanes and tropical storms.