Barometric Pressure in Big Sky, United States 
0000 hPa
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The pressure in Big Sky, Montana, United States is predicted to rapidly rise over the next few hours, with an average pressure of 779 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 Big Sky is 8.4 hPa, with a low of 775.8 hPa and a high of 784.2 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Big Sky hour by hour and stay informed about how it will change over the next 6 hours.
Big Sky's weather has high and low air pressure systems that bring different weather patterns. When high pressure is over Big Sky, the air is sinking, making the weather calm and clear.
The mountains surrounding Big Sky make the air pressure rise and fall, creating different weather conditions. As air rises over the mountains, it cools, and the water in the air turns to snow or rain.
In winter, cold Arctic air brings low pressure and snowstorms. In summer, warm air from the Gulf of Mexico brings high pressure and sunny weather. Spring and fall are mixtures of these patterns.
Big Sky has a continental climate with cold winters and warm summers. The changing air pressure during the seasons makes Big Sky's weather vary greatly.