Weather Blog A Series of Rare Disturbances in the Stratosphere The polar vortex elongated and weakened over Antarctica, causing rare warming events. Read More… About Author See author's posts Post navigation Previous London weather forecast shows when hot summer weather will endNext BBC Weather and Met Office can’t agree on how grim London weather will be for rest of the week Related Stories Where Venezuela’s Earthquakes Shifted the Ground Weather Blog Where Venezuela’s Earthquakes Shifted the Ground July 10, 2026 Super Typhoon Bavi Weather Blog Super Typhoon Bavi July 9, 2026 Cottonwood Fire Chars Utah Weather Blog Cottonwood Fire Chars Utah July 8, 2026