Barometric Pressure in Belleville, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Belleville, Illinois, United States is predicted to rapidly rise over the next few hours, with an average pressure of 989.4 hPa today, which is lower than normal.
Weather prediction: Expect shortly fair weather and gale or storm winds
The daily total fluctuation in pressure in Belleville is 3.4 hPa, with a low of 988 hPa and a high of 991.4 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Belleville hour by hour and stay informed about how it will change over the next 6 hours.
The weather in Belleville, Illinois changes often, causing barometric pressure to rise and fall. This change happens when high and low-pressure systems move into the area.
Belleville's 500-foot elevation and flat landscape allow high-pressure systems to move in quickly. This leads to big changes in atmospheric pressure over short periods.
In winter, high pressure often brings cold air, causing pressure to rise. In summer, low pressure brings warm air, causing pressure to fall. Spring and fall bring mixtures of high and low pressure.
Belleville has a humid continental climate, which means big pressure changes bring big weather changes, like storms in spring and cold fronts in winter.