Ask Storm Team 11: What is a millibar?

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Today’s Ask Storm Team 11 question: What is a millibar?

A millibar is a unit of pressure. Millibar is abbreviated mb. Standard sea level pressure is 1013.25 mb. 

Meteorologists use pressure to determine what kind of weather we will see. Low pressure tends to bring rain and storms, while high pressure can bring heat and drought. 

Pressure is also important when discussing hurricanes. The lower the pressure of a hurricane, the more intense it is. 

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