Weather Blog A Spectacle of Color off the Shetland Islands Phytoplankton imparted brilliant blues and greens to North Sea waters near the Scottish archipelago in June 2025. Read More… About Author OTW Observer See author's posts Post navigation Previous Nearly 600 heat-related deaths this week due to heatwave, London university predictNext London heatwave update as BBC Weather forecasts sudden temperature dip after 33C sunshine 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