Tulsa treated roads with brine and salt at midnight December 1, 2025, amid freezing rain and sleet that caused 35 crashes and 11 injuries.

Tulsa crews began treating roads at midnight on December 1, 2025, using brine and salt to combat freezing rain and sleet that caused hazardous conditions, multiple crashes, and traffic delays across the metro area. The city deployed over 200 workers and 66 trucks, prioritizing major roads, bridges, and high-risk areas, while urging drivers to slow down and avoid unnecessary travel. EMSA reported 35 traffic accidents—eight times the normal rate—with 11 injuries requiring hospitalization. The city maintains 1,770 lane miles across 36 routes and has activated four 24/7 warming shelters. Residents are advised to switch sprinklers to manual mode to prevent ice damage.