Barometric Pressure in Salem, United States 
0000 hPa
00.0 ℃
00.0%
00.0 m/s
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The pressure in Salem, Oregon, United States is predicted rising over the next 24 hours, with an average pressure of today, which is considered normal.
Weather prediction: Fairly fine, possible showers early
The daily total fluctuation in pressure in Salem is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Salem hour by hour and stay informed about how it will change over the next 6 hours.
Upcoming Days
Stay informed about the barometric pressure trends in Salem for the upcoming days, including daily minimum and maximum readings.
Barometric pressure in Salem, Oregon varies constantly. It can be high, causing clear skies and fair weather. At other times, it can be low, resulting in cloudy skies and precipitation.
Salem is situated in the Willamette Valley. The surrounding mountains, including the Oregon Coast Range and the Cascade Range, influence the atmospheric pressure. The mountains create a rain shadow effect, resulting in drier air from the east. Moist air from the Pacific Ocean also affects the pressure.
The valley's flat terrain allows winds to move freely, further altering the pressure. The combination of these geographical features creates a unique weather pattern in Salem.