Barometric Pressure in Northbrook, United States 
1014.5 hPa
13.1 ℃
54%
2.95 m/s
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The average pressure in Northbrook, Illinois, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fine, possible showers
Rapid Pressure Changes
Rapid pressure changes detected in Northbrook, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
The daily total fluctuation in pressure in Northbrook is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Northbrook hour by hour across the next 6 hourly readings.
The barometric pressure in Northbrook, Illinois is influenced by the city's location in the Midwest. The pressure varies throughout the year, changing with the seasons. It rises during cold fronts and falls during warm fronts.
Northbrook is situated in a flat to gently sloping plain. This terrain allows air masses to move easily over the area. The city is also close to Lake Michigan, which modifies the local climate. The lake's presence helps regulate temperatures and humidity.
The surrounding landscape affects the atmospheric pressure in Northbrook. The flat terrain enables winds to blow freely, influencing the pressure. Additionally, the lake's proximity causes moisture-laden air to move into the area.