Barometric Pressure in Lacey, United States 
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The pressure in Lacey, Washington, United States is predicted to slowly drop over the next few hours, with an average pressure of 1012.9 hPa today, which is considered normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Lacey is 3.1 hPa, with a low of 1011.5 hPa and a high of 1014.6 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Lacey hour by hour and stay informed about how it will change over the next 6 hours.
The weather in Lacey creates changes in barometric pressure as air moves from the Pacific Ocean to the land. Low pressure brings clouds and rain, and high pressure brings clear skies and sunshine.
Lacey's 200-foot elevation and surrounding hills influence atmospheric pressure, causing it to change frequently. The nearby Olympic Mountains also impact air movement and pressure.
In winter, Lacey sees lower pressure due to strong storms, bringing rain and wind. In summer, higher pressure dominates, leading to dry and sunny days. In spring and fall, pressure is more variable, causing mixed weather.
Lacey has a mild oceanic climate, which means it experiences frequent pressure changes, resulting in a mix of sunny and rainy days throughout the year.