The heat will build up to as much as 3,000 or 4,000 degrees Fahrenheit. On a lunar re-entry flight, the heat approaches 4,000 degrees.
12 seconds sound clip from the Apollo 13 movie soundboard.
You can hear this line at 01:57:44 in the Blu-ray version of the movie.
Quote context
[...]
- Right by the high gain antennae, a whole panel is blown out, right up to our heat shield.
- It looked like it got the engine bell too. Can you see that?
- Did Jim make Eagle Scout or not?
- He did.
- If the heat shield is even slightly cracked, the extreme cold could have split it wide open.
- Perhaps never in human history has the entire world been united by such a global drama.
- In New York City, thousands of people have gathered to watch updates of the mission in Times Square.
[...]