Millibar to Bar Converter (mbar to bar)

How to Convert Millibar to Bar

Formula: Bar = Millibar × 0.001

Example: 1 mbar = 0.001 bar

You can also use the interactive converter above. Simply enter any Millibar value and the equivalent Bar value will appear instantly. Click the ⇄ button to reverse the conversion.

Here is a closer look at what Millibar and Bar are used for, plus answers to the questions people ask most about this conversion.

Step-by-step example — Convert 1000 mbar to bar:

What is Millibar and Bar?

A Millibar (mbar) equals one-thousandth of a bar and is the standard unit for weather pressure reports.

A Bar is a metric pressure unit approximately equal to average atmospheric pressure at sea level.

Real World Uses of Millibar to Bar Conversion

• Millibar: Commonly used for reporting atmospheric pressure in weather forecasts.
• Bar: Commonly used for measuring industrial gas cylinder and compressor pressure.
• Millibar: Commonly used on ship and aircraft barometers for tracking storm systems.
• Bar: Commonly used in meteorology and industrial pressure gauges outside the US.

Frequently Asked Questions

What is the formula to convert Millibar to Bar?

The formula is: Bar = Millibar x 0.001. Multiply any Millibar value by 0.001 to get the equivalent in Bar.

What is 1 Millibar in Bar?

1 mbar = 0.001 bar.

How many Millibar are in 1 Bar?

1 bar = 1000 mbar.

Is Millibar bigger or smaller than Bar?

Millibar is smaller than Bar. 1 Bar = 1000 mbar.

What is 1013 mbar in bar?

1013 mbar = 1.013 bar.

What is 5 bar in mbar?

5 bar = 5,000 mbar.

What millibar reading indicates a major storm?

Intense hurricanes often have central pressures below 950 millibars — the lower the reading, the more powerful the storm.