Weather Blog Caving Clouds Airplanes passing through supercooled water droplets cause cavum, or hole-punch clouds. Read More… About Author See author's posts Continue Reading Previous: London Christmas Day weather forecast as Met Office predicts surprisingly warm festive periodNext: Salt Pans of Salin-de-Giraud Related Stories The Arteries of Ashgabat Weather Blog The Arteries of Ashgabat February 23, 2025 Where California’s Land Is Sinking and Rising Weather Blog Where California’s Land Is Sinking and Rising February 22, 2025 Sweater Weather in North America Weather Blog Sweater Weather in North America February 20, 2025