A station at an altitude of 900 m (about 3,000 feet)above sea level measures an air pressure of 930 mb. Under normal conditions, which of the values below do you think would be the most realistic sea level pressure for this station?

Question

Quizplus · Accepted Answer

Under normal atmospheric conditions, air pressure decreases with altitude. The sea level pressure is higher than the pressure at altitude. 1,020 mb is a realistic sea level pressure value, as standard atmospheric pressure at sea level is approximately 1,013 mb.

A Station at an Altitude of 900 M (About 3,000