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This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA]
No traffic restrictions are reported for this area.
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed at the Yosemite National Park Boundary (Tuolumne) to 3.5 mi west of the North Jct of US 395 /Tioga Pass/ (Mono Co) - For the winter - Motorists are advised to use an alternate route
Is closed from 2 mi east of the Jct of US 395 to 6 mi west of the Jct of US 6 (Mono Co) - For the winter - Motorists are advised to use an alternate route
Is closed from 5.2 mi east to 7.1 mi west of the Jct of US 6 (Mono Co) - Due to snow - Motorists are advised to use an alternate route
Chains or snow tires are required from 3.5 mi west of the Jct of US 395 to the Jct of US 395 (Mono Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
[YOSEMITE NAT'L PARK]
For Yosenite Nat'l Park road information call 209-372-0200
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA]
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from 2 mi north of Big Cedar Springs to 0.5 mi south of Yosemite Nat'l Park (Mariposa Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA]
No traffic restrictions are reported for this area.
[IN THE NORTHERN CALIFORNIA AREA]
Is closed to all tractor-semitrailer combinations from 2.4 mi north of Nevada City /at Newton Rd/ (Nevada Co) to Sierraville (Sierra Co) - Due to traction concerns
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Sierra City to Sattley (Sierra Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed from the Mammoth Mountain Inn (Mono Co) to the Mono/Madera Co Line - For the winter - Motorists are advised to use an alternate route
Chains or snow tires are required from the Jct of US 395 to Mammonth Mountain Inn (Mono Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed from 2.8 mi north of June Lake Village /at Power Plant/ to the North Jct of US 395 (Mono Co) - For the winter - Motorists are advised to use an alternate route
Chains or snow tires are required from the Jct of US 395 to 3.5 mi north of June Lake Village (Mono Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed from the Jct of US 395 to Bodie (Mono Co) - For the Winter - Motorists are advised to use an alternate route
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed from 7.2 mi east of Strawberry (Tuolumne Co) to 5.8 mi west of the Jct of US 395 (Mono Co) /Sonora Pass/ - For winter - Motorists are advised to use an alternate route
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from 1 mi west of Long Barn to 7.2 mi east of Strawberry (Tuolomne Co)
Chains or snow tires are required from 3.8 mi west of the Jct of US 395 to the Jct of US 395 (Mono Co)
[YOSEMITE NAT'L PARK]
For Yosemite Nat'l Park road information call 209-372-0200
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE SOUTHERN CALIFORNIA AREA]
1-way controlled traffic at various locations from Randsburg Cuttoff to Atolia Post Office Rd (San Bernardino Co) 24 hrs a day 7 days a week - Due to construction
[IN THE CENTRAL CALIFORNIA AREA]
Chains or snow tires are required from 12 mi south of the Jct of SR 203 to the Jct of SR 203 (Mono Co)
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from 1 mi north of the Jct of SR 203 to 8 mi south of Lee Vining (Mono Co)
Chains or snow tires are required from 8 mi north of Bridgeport to 3 mi south of the Jct of 108 (Mono Co)
Please research chain control locations as caltrans is currently working to update chain control descriptions for consistency with internet mapping, like google maps & mapquest.
1-way controlled traffic at various locations from 1.6 mi south of Grant to Cactus Flats Rd /in Grant/ (Inyo Co) 24 hrs a day 7 days a week - Due to construction
[IN THE NORTHERN CALIFORNIA AREA]
No traffic restrictions are reported for this area.
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA]
Is closed from 0.6 mi east of Lake Alpine to 7.2 mi west of the Jct of SR 89 /Ebbetts Pass/ (Alpine Co) - Due to snow - Motorists are advised to use an alternate route
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Camp Connell (Calaveras Co) to Mount Reba (Alpine Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed from the Jct of US 395 (Mono Co) to the Jct of SR 4 /Monitor Pass/ (Alpine Co) - For the winter - Motorists are advised to use an alternate route
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Markleeville (Alpine Co) to 2.7 mi south of the Jct of US 50 (El Dorado Co)
Please research chain control locations as caltrans is currently working to update chain control descriptions for consistency with internet mapping, like google maps & mapquest.
[IN THE NORTHERN CALIFORNIA AREA]
Is closed from Truckee (Nevada Co) to Sierraville (Sierra Co) - Due to multiple spinouts - Motorists are advised to use an alternate route
Is closed from the Lassen Volcanic Nat'l Park South Bdry to the Jct of SR 44 /Lassen Loop/ (Tehama, Shasta Co) - For the winter - Motorists are advised to use an alternate route
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Bliss State Park (El Dorado Co) to the Jct of I 80 (Nevada Co)
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Truckee (Nevada Co) to Sierraville (Sierra Co)
Chains or snow tires are required from Calpine to the Sierra/Plumas Co line (Sierra Co)
Chains or snow tires are required from 18 mi north of the Jct of SR 299 (Shasta Co) to 1.5 mi south of Bartle (Siskiyou Co) /Dead Horse Summit/
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed to eastbound traffic 3 mi west of Silver Lake (Amador Co) - Due to multiple spinouts - Motorists are advised to use an alternate route
Is closed to eastbound traffic at Dew Drop (Amador Co) at 1356 hrs on 1/4/26 - Due to a traffic collision - Motorists are advised to use an alternate route
Is closed to eastbound traffic at Kirkwood (Amador Co) at 1416 hrs on 1/4/26 - Due to a traffic collision - Motorists are advised to use an alternate route Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Cooks Station (Amador Co) to 1 mi west of Woodfords (Alpine Co)
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
Is closed from Lake Sabrina to Aspendell (Inyo Co) - For the winter - Motorists are advised to use an alternate route
Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from 4.1 mi east of Pineridge to the east end of Huntington Lake (Fresno Co)
Chains or snow tires are required from 0.3 mi east of Aspendell to 11.4 mi west of Bishop (Inyo Co)
Please research chain control locations as caltrans is currently working to update chain control descriptions for consistency with internet mapping, like google maps & mapquest.
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]
No traffic restrictions are reported for this area.
This highway information is the latest reported as of Sunday, January 4th, 2026 at 05:26 PM.
[IN THE SOUTHERN CALIFORNIA AREA]
No traffic restrictions are reported for this area.
[IN THE CENTRAL CALIFORNIA AREA]
No traffic restrictions are reported for this area.