Barometric Pressure in Johnson City, United States 
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The pressure in Johnson City, Tennessee, United States is predicted to rise over the next few hours, with an average pressure of 963.7 hPa today, which is lower than normal.
Weather prediction: Expect fair, dry, cool weather and a strong breeze
The daily total fluctuation in pressure in Johnson City is 5.1 hPa, with a low of 961 hPa and a high of 966.1 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Johnson City hour by hour and stay informed about how it will change over the next 6 hours.
Weather patterns in Johnson City often bring rapid changes in barometric pressure, causing shifts in wind direction and speed. Pressure changes can lead to storms, precipitation, or fair weather.
As a valley city, Johnson City's elevation and surrounding mountains influence atmospheric pressure, causing it to fluctuate more than in coastal areas. Mountains block or redirect air masses, affecting pressure.
In winter, pressure is often lower, bringing cold fronts and snow. Spring and fall have more moderate pressure, leading to mild weather. Summer has higher pressure, resulting in hot and humid conditions.
Johnson City has a humid subtropical climate, which means pressure fluctuations can bring sudden changes in weather, making it essential to check forecasts regularly to stay prepared.