Is this Cloud Base Calculator free to use?

Yes, Cloud Base Calculator is 100% free to use online with no installation or account required.

How do I use the Cloud Base Calculator?

Simply enter your values into the required input fields and click calculate to view the results instantly.

Yes, the calculator is fully responsive and compatible with Android, iOS, Windows, macOS, and Linux web browsers.

Cloud Base Calculator — Free Online Tool

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Estimate convective cloud base altitude using Espy's approximation

Instructions: Enter the surface air temperature ($T$) and dew point temperature ($T_d$) in Celsius below.

Meteorological Data

Air Temperature ($T$, °C)

Dew Point ($T_d$, °C)

⚠️ For meteorology education and general estimation only. Actual cloud base may vary based on atmospheric stability and elevation.

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