Barstow, United States - August 26, 2025 State Route 247 near Slash X, south of Barstow, was closed on August 26, 2025, due to flash flooding that submerged sections of the highway. Video footage shows a vehicle attempting to navigate through the flooded roadway, with water covering the pavement and making travel hazardous. The flooding is part of a series of severe weather events affecting the region, including a massive dust storm in nearby Arizona on August 25, 2025. Caltrans has closed the highway until further notice and is assessing the damage, emphasizing the dangers of flash floods in desert areas. SBDCO reported: “State Route 247 at Charro Road near Slash X, south of Barstow is closed due to flash flooding. Unknown duration of clear at this time.”