SE New Mexico's Flash Flood Threats.

Flash Flooding In The Last Chance Arroyo. 8-11-2019. Last Chance Arroyo Flooding This Morning. Courtesy Of Teresa McDonald Brogdon Of Queen. Last Chance Arroyo Crossing Location. State Highway 137 (the Queen Highway) crosses the Last Chance Arroyo (Normally Dry) just below Queen and west-southwest of Carlsbad. Local Radar/Satellite Estimated Rainfall Totals. Estimated 24-Hour Total. (As Of 9 AM MDT Sunday, August 11, 2019). Estimated 48-Hour Total. (As Of 9 AM MDT Sunday, August 11, 2019). Estimated 72-Hour Total. (As Of 9 AM MDT Sunday, August 11, 2019). Heavy Rains Fall On The Guadalupe Rim Above Sitting Bull Falls. Yesterday afternoon radar and satellite data estimated that around 1.60" of rain fell on top of the Guadalupe mountain rim west of the Last Chance Arroyo crossing on St. Hwy 137. But going back 72-hours it was estimate that nearly 3" of rain has fallen over this same exact sp...