Barometric Pressure in Longview, United States 
1015.4 hPa
13.1 ℃
79%
2.14 m/s
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The average pressure in Longview, Washington, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fine, possible showers
The daily total fluctuation in pressure in Longview is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Longview hour by hour across the next 6 hourly readings.
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.