Weather Blog Making Sense of Holes in the Clouds Scientists speculated about these holes for decades, but it’s now well understood that cavum clouds are caused by airplanes. Read More… About Author See author's posts Continue Reading Previous: Flood alerts issued across London as Met Office shares weather warningNext: Erupting Volcano causes Yellow Alert… Related Stories Buccaneer Archipelago Weather Blog Buccaneer Archipelago July 26, 2025 More Lava Fills Kilauea Crater Weather Blog More Lava Fills Kilauea Crater July 24, 2025 A BIG Moment for Apollo 11 Weather Blog A BIG Moment for Apollo 11 July 24, 2025
