1. What is the Temperature at Altitude Equation?

The temperature at altitude equation calculates the expected temperature at a given altitude based on the surface temperature and the environmental lapse rate. This is important in meteorology, aviation, and environmental science.

2. How Does the Calculator Work?

The calculator uses the temperature at altitude equation:

Where:

• \( T \) — Temperature at altitude (°C)
• \( T_0 \) — Surface temperature (°C)
• \( L \) — Environmental lapse rate (°C/km)
• \( h \) — Altitude (km)

Explanation: The equation assumes a linear decrease in temperature with altitude based on the standard lapse rate.

3. Importance of Temperature at Altitude Calculation

Details: Calculating temperature at altitude is crucial for flight planning, weather forecasting, and understanding atmospheric conditions.

4. Using the Calculator

Tips: Enter surface temperature in °C, lapse rate in °C/km (default is 6.5°C/km), and altitude in kilometers. All values must be valid numbers.

5. Frequently Asked Questions (FAQ)

Q1: What is a typical environmental lapse rate?
A: The standard lapse rate is about 6.5°C per kilometer, but this can vary depending on atmospheric conditions.

Q2: Does this equation work for all altitudes?
A: This linear approximation works well in the troposphere (up to about 11 km altitude). Different models are needed for higher altitudes.

Q3: Why does temperature decrease with altitude?
A: Temperature decreases because the atmosphere is primarily heated from the Earth's surface, and air expands and cools as it rises.

Q4: Are there situations where temperature increases with altitude?
A: Yes, this is called a temperature inversion and can occur under specific meteorological conditions.

Q5: How accurate is this calculation?
A: It provides a good estimate for standard atmospheric conditions, but actual temperatures may vary due to weather patterns and local conditions.