Barometric Pressure in Howell, United States 
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The pressure in Howell, Michigan, United States is predicted to slowly rise over the next few hours, with an average pressure of 987.4 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Howell is 8.5 hPa, with a low of 981.4 hPa and a high of 989.9 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Howell hour by hour and stay informed about how it will change over the next 6 hours.
The barometric pressure in Howell, Michigan averages around 30.12 inches. It can fluctuate between 29.80 and 30.40 inches throughout the year.
The city is surrounded by rolling hills and farmland to the east and south. This landscape allows cold air to drain into the valleys.
The Great Lakes, particularly Lake Michigan, are to the west of Howell. They moderate the climate and influence the air pressure. Moist air from the lakes leads to increased humidity and pressure.
In the summer, the warm air from Lake Michigan collides with cold air from Canada. This collision causes pressure changes and thunderstorms. In the winter, cold air from Canada dominates, bringing low pressure and cold temperatures.