# What is the temperature at 50000 feet?

## What is the temperature at 50000 feet?

U.S. Standard Atmosphere Air Properties – Imperial (BG) Units

Geo-potential Altitude above Sea Level – h – (ft) Temperature – t – (oF) Acceleration of Gravity – g – (ft/s2)
40000 -69.70 32.051
45000 -69.70 32.036
50000 -69.70 32.020
60000 -69.70 31.990

How was the standard atmosphere made?

The U.S. Standard Atmosphere, 1976, which is a revision of the U.S. Standard Atmosphere, 1962, was generated under the impetus of increased knowledge of the upper atmosphere obtained over the past solar cycle.

What is the standard atmosphere model?

The U.S. Standard Atmosphere is a static atmospheric model of how the pressure, temperature, density, and viscosity of the Earth’s atmosphere change over a wide range of altitudes or elevations.

### What is ISA at sea level?

To accommodate the lowest points on Earth, the model starts at a base geopotential altitude of 610 meters (2,000 ft) below sea level, with standard temperature set at 19 °C.

What is the standard atmospheric density in the USA?

1,225 gm/m3
Density of 1,225 gm/m3.

What is ISA temp at 10000 feet?

23.3° F
At 10,000 feet msl, there will be a standard temperature of -4.8° C or 23.3° F.

## What is the temperature outside an airplane at 30 000 feet?

A: The standard temperature for 30,000 feet is -44.5C or -48F (Source: meteorologytraining.tpub.com/14269/css/14269_75.htm). All materials used in airplanes are designed and tested to withstand temperature extremes.

What temperature is ISA 15?

In the ISA model, the standard sea level pressure/temperature is 29.92 in. (1,013.25 mb) and 59°F (15°C). As atmospheric pressure decreases with height, the temperature will decrease at a standard lapse rate. Temperature deviation, the difference in temperature from ISA, can either be positive or negative.

What is the highest altitude a human can breathe?

An elevation of about 20,000 feet above sea level is the maximum height at which sufficient oxygen exists in the air to sustain us.