Road Information
Know before you go: National Weather Service - Caltrans Social Media - QuickMap Real-time Travel Information
Check Current Highway Conditions
This highway information is the latest reported as of Friday, July 11th, 2025 at 03:22 AM.
SR 203
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
1-way controlled traffic at various locations from Forrest Trail Rd
/in Mammoth Lakes/ to 4 mi west of Mammoth Lakes (Mono Co) from 0700 hrs to
1530 hrs Monday thru Friday thru 7/11/25 - Due to construction