![What am I missing? The FAA says calculate cloud bases by finding the temperature/dewpoint spread, divide by 4.4, multiply by 1000. Then add field elevation. So, the cloud bases should be at What am I missing? The FAA says calculate cloud bases by finding the temperature/dewpoint spread, divide by 4.4, multiply by 1000. Then add field elevation. So, the cloud bases should be at](https://preview.redd.it/4yzoxb8q8s321.jpg?auto=webp&s=c87fe4316a5a7d98bccd049d47a6029af8f476df)
What am I missing? The FAA says calculate cloud bases by finding the temperature/dewpoint spread, divide by 4.4, multiply by 1000. Then add field elevation. So, the cloud bases should be at
![How can I calculate the cloud base to ensure I'm complying with the 500 ft. rule? - Drone Pilot Ground School How can I calculate the cloud base to ensure I'm complying with the 500 ft. rule? - Drone Pilot Ground School](https://149357839.v2.pressablecdn.com/wp-content/uploads/2019/06/KB-UAV-Forecast.jpeg)
How can I calculate the cloud base to ensure I'm complying with the 500 ft. rule? - Drone Pilot Ground School
![Estimating Geo‐Referenced Cloud‐Base Height With Whole‐Sky Imagers - Lyu - 2021 - Earth and Space Science - Wiley Online Library Estimating Geo‐Referenced Cloud‐Base Height With Whole‐Sky Imagers - Lyu - 2021 - Earth and Space Science - Wiley Online Library](https://agupubs.onlinelibrary.wiley.com/cms/asset/9f97393c-098a-4df1-a20e-f6fffd268c36/ess2908-fig-0003-m.jpg)