Weather Blog Clouds “Shine” Over the Mediterranean Sea Once limited to higher latitudes, polar mesospheric clouds are becoming brighter and more visible over mid-latitudes. Read More… About Author OTW Observer See author's posts Post navigation Previous High Alert in the Caribbean…Next Tropical Storm Forming with Life-Threatening Flooding… 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