Barometric Pressure in Manassas, United States 
1024.3 hPa
11.2 ℃
48%
7.43 m/s
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The average pressure in Manassas, Virginia, United States today is , which is higher than normal. Pressure is trending rising.
Weather prediction: Fairly fine, possible showers early
Rapid Pressure Changes
Rapid pressure changes detected in Manassas, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Fall : ()
The daily total fluctuation in pressure in Manassas is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Manassas hour by hour across the next 6 hourly readings.
The barometric pressure in Manassas, Virginia varies throughout the day. It changes depending on weather systems and temperature. Low pressure brings clouds and rain. High pressure brings clear skies and fair weather.
Manassas is situated in the Piedmont region of Virginia. The city is surrounded by rolling hills and mountains to the west. The Atlantic Ocean is to the east. This unique landscape affects the atmospheric pressure.
The surrounding hills and mountains can block or redirect winds. This alters the air pressure in Manassas. The ocean's influence is also felt, adding moisture to the air.