Barometric Pressure in Lake Saint Louis, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
Get Alerts 🚨. Sign up to receive alerts when the barometric pressure changes significantly.
The pressure in Lake Saint Louis, Missouri, United States is predicted to slowly drop over the next few hours, with an average pressure of 999.5 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Lake Saint Louis is 4.9 hPa, with a low of 996.5 hPa and a high of 1001.4 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Lake Saint Louis hour by hour and stay informed about how it will change over the next 6 hours.
Lake Saint Louis, Missouri has changing air pressure due to its location in the Midwest. Cold fronts from Canada bring low pressure and storms in winter.
The city's geography, with flat plains, lets winds from different directions easily affect air pressure. This leads to varying weather conditions.
In summer, high pressure from the Gulf of Mexico brings warm and humid air, resulting in hot and sticky weather. In winter, low pressure from Canada brings cold and snowy weather.
Lake Saint Louis has a humid continental climate, with significant pressure changes between seasons. This climate type means big temperature differences between winter and summer.