Barometric Pressure in Longview, United States 
0000 hPa
00.0 ℃
00.0 m/s
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The pressure in Longview, Washington, United States is predicted to slowly rise over the next few hours, with an average pressure of 1020.4 hPa today, which is considered normal.
Weather prediction: Expect more fair, dry, cool weather
The daily total fluctuation in pressure in Longview is 4.3 hPa, with a low of 1018.4 hPa and a high of 1022.7 hPa.
Forecast
Hourly Pressure Trends
Track the barometric pressure in Longview hour by hour and stay informed about how it will change over the next 6 hours.
The weather in Longview often brings low-pressure systems that drop the barometric pressure. These lows move in from the Pacific Ocean and bring rain and wind.
Longview's low elevation and flat landscape allow air masses to move freely, causing pressure changes. The surrounding mountains to the east and west have little effect on the flow.
In winter, high pressure dominates, bringing dry and calm weather. In summer, low pressure brings cooler and cloudier conditions. Spring and fall see a mix of both.
Longview has a mild oceanic climate, which means frequent pressure changes and overcast skies, but temperatures don't get very extreme, making it pleasant overall.