Skip to main content
Back to Show
PBS News Hour

Why planes can't fly when it's too hot

An extreme heat wave is baking the West and Southwest, with temperatures well above 100 degrees. More than 40 flights were cancelled or delayed because some planes can't safely lift off in that heat. Science correspondent Miles O’Brien joins Hari Sreenivasan to explain how high heat can ground air flight and the larger trend of our warming climate and how it affects us.

Support Provided By
Season
October 29, 2025 - PBS News Hour full episode
57:46
October 29, 2025 - PBS News Hour full episode
October 28, 2025 - PBS News Hour full episode
57:46
October 28, 2025 - PBS News Hour full episode
October 27, 2025 - PBS News Hour full episode
57:46
October 27, 2025 - PBS News Hour full episode
October 26, 2025 - PBS News Weekend full episode
26:45
October 26, 2025 - PBS News Weekend full episode
October 25, 2025 - PBS News Weekend full episode
26:45
October 25, 2025 - PBS News Weekend full episode
October 24, 2025 - PBS News Hour full episode
57:46
October 24, 2025 - PBS News Hour full episode
October 23, 2025 - PBS News Hour full episode
56:42
October 23, 2025 - PBS News Hour full episode
October 22, 2025 - PBS News Hour full episode
57:46
October 22, 2025 - PBS News Hour full episode
October 21, 2025 - PBS News Hour full episode
57:46
October 21, 2025 - PBS News Hour full episode
October 20, 2025 - PBS News Hour full episode
57:46
October 20, 2025 - PBS News Hour full episode
October 19, 2025 - PBS News Weekend full episode
26:44
October 19, 2025 - PBS News Weekend full episode
October 18, 2025 - PBS News Weekend full episode
26:44
October 18, 2025 - PBS News Weekend full episode
Active loading indicator