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 Chesapeake Bay Locked in Ice Weather Blog Chesapeake Bay Locked in Ice February 27, 2026 JPL 3D-Printed Part Springs Forward Weather Blog JPL 3D-Printed Part Springs Forward February 26, 2026 Dry-Season Floods Drench Northern Colombia Weather Blog Dry-Season Floods Drench Northern Colombia February 26, 2026