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 Seeing Blue During Schirmacher’s Summer Melt Season Weather Blog Seeing Blue During Schirmacher’s Summer Melt Season March 30, 2026 NISAR’s View of Mount Rainier Weather Blog NISAR’s View of Mount Rainier March 27, 2026 NISAR Views Mount St. Helens Weather Blog NISAR Views Mount St. Helens March 27, 2026