Weather Blog Phytoplankton Flourish in the North Sea Turquoise swirls of phytoplankton developed over the course of two weeks in the shallow sea basin. Read More… About Author OTW Observer See author's posts Post navigation Previous Tropical Storm Bret brings Life-Threatening Flooding to the Caribbean…Next Caribbean under Warnings as Tropical Storm Bret Arrives… Related Stories Spring Rains Saturate Michigan Weather Blog Spring Rains Saturate Michigan April 17, 2026 Eyeing the Richat Structure Weather Blog Eyeing the Richat Structure April 16, 2026 NASA’s SPHEREx Mission Maps Water Ice Throughout Cygnus X Weather Blog NASA’s SPHEREx Mission Maps Water Ice Throughout Cygnus X April 15, 2026