Based on your description, this ** could be Volcano.
"The Crucible" is a disaster film released in 1997, directed by Mick Jackson, with Tommy Lee Jones and Anne Heche. **The storyline involves the emergence of a volcano in downtown Los Angeles. In order to save the city, the protagonists take various measures, including detonating bombs before the volcano erupts. This movie contains scenes similar to the one you mentioned, which may match your description.
This film is adapted from a true story of a volcanic eruption that occurred on a small island in Indonesia in 1815. **Title: Mount Nepola on Channel 4. Sometimes the content is broadcast. like what you described. Because I watched this movie. It's very real.