Weather Blog Black Mesas and Sand Dunes in Mauritania Dunes formed on the slopes of dark mesas in this photo taken by an astronaut on the International Space Station. Read More… About Author See author's posts Post navigation Previous Tropical Storm Chances get even Higher…Next Hurricane Season pattern change Coming… Related Stories Chesapeake Bay Locked in Ice Weather Blog Chesapeake Bay Locked in Ice February 27, 2026 JPL 3D-Printed Part Springs Forward Weather Blog JPL 3D-Printed Part Springs Forward February 26, 2026 Dry-Season Floods Drench Northern Colombia Weather Blog Dry-Season Floods Drench Northern Colombia February 26, 2026