Weather Blog Drought on the Rio Negro The water level of the largest tributary of the Amazon River has hit a record low. Read More… About Author See author's posts Post navigation Previous New System Likely to Move into the Caribbean…Next Tropical Storm Forming and Moving in… 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