Bar to Millibars

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bar
mbar
1 bar = — mbar

Quick reference

Bar (bar)Millibars (mbar)

Formula

Millibars = bar × 1000

Multiply the bar value by 1000 to get millibars. To reverse — divide millibars by 1000 to get bar.

About this conversion

The bar is a metric unit of pressure equal to 100,000 pascals, approximately equal to atmospheric pressure at sea level. Learn more →

The millibar (mbar) equals one thousandth of a bar, widely used in meteorology and weather forecasting. Learn more →

Source: NIST International Reference