Barometric Pressure in Portage, 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 Portage, Michigan, United States is predicted to slowly rise over the next few hours, with an average pressure of 980.7 hPa today, which is lower than normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Portage is 16.4 hPa, with a low of 973.3 hPa and a high of 989.7 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Portage hour by hour and stay informed about how it will change over the next 6 hours.
The barometric pressure in Portage, Michigan is influenced by the movement of high and low-pressure systems from the west. These systems bring changes in pressure, which in turn affect the weather. When high pressure dominates, fair weather prevails. Conversely, low pressure brings cloudy and rainy conditions.
Portage is situated in a valley surrounded by rolling hills to the east and west. The Kalamazoo River flows through the city, bisecting it into north and south portions. The surrounding landscape has an impact on the atmospheric pressure. The hills block or redirect winds, causing pressure waves to oscillate. This unique combination of geography contributes to the variability of the city's weather patterns.
The nearby Lake Michigan also plays a role in shaping the local climate. Moist air from the lake moderates temperatures and influences precipitation. During the winter, cold air from Canada clashes with the lake's warmth, leading to lake-effect snowfall. In the summer, the lake's cooler temperatures help reduce heat waves.