Weather Blog Record Heat in Northwest European Waters Unusually warm sea surface temperatures lingered for months in the waters around the U.K. and Ireland in spring 2025. Read More… About Author OTW Observer See author's posts Post navigation Previous Spring Heat Wave in IcelandNext A Destructive Glacial Outburst Flood in Peru Related Stories Tropical Storm Arthur Weather Blog Tropical Storm Arthur June 19, 2026 Desert Field Test With NASA Advanced Rover Prototype Weather Blog Desert Field Test With NASA Advanced Rover Prototype June 18, 2026 El Niño Is Underway Weather Blog El Niño Is Underway June 18, 2026