Weather Blog Whirling Dust and Ancient Floods Now a flat and dusty desert playa, Oregon’s Alvord Desert once held an expansive lake that was the source of catastrophic outburst flooding. Read More… About Author OTW Observer See author's posts Post navigation Previous Arizona’s Declining GroundwaterNext Brilliant Bloom in the Baltic Sea Related Stories A Desert Intersection Weather Blog A Desert Intersection October 1, 2025 Imelda and Humberto Crowd the Atlantic Weather Blog Imelda and Humberto Crowd the Atlantic September 29, 2025 The Erie Canal Turns 200 Weather Blog The Erie Canal Turns 200 September 29, 2025