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 NASA’s Psyche Mission Captures Mars During Gravity Assist Approach Weather Blog NASA’s Psyche Mission Captures Mars During Gravity Assist Approach May 8, 2026 Tracy Arm’s Post-Tsunami Landscape Weather Blog Tracy Arm’s Post-Tsunami Landscape May 8, 2026 NASA Sends Mars Helicopter Blades Beyond Mach 1 Weather Blog NASA Sends Mars Helicopter Blades Beyond Mach 1 May 7, 2026