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Mountain Road Report

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This map shows real-time local traffic conditions; green means the traffic flow is normal, orange means it is slower than normal, and red and dark red indicates slow and stopped vehicles. Updating Caltrans reports for each highway are below the map click or tap on the highway signs to jump to the road you are interested in.

California Highway 4
California Highway 12
California Highway 26
California Highway 49
Highway 50

Tuolumne County J59 Interstate 80 California Highway 88 California Highway 99 California Highway 108 California Highway 120

Highway 4

[IN THE CENTRAL CALIFORNIA AREA]

Is closed from 0.5 mi east of the Jct of SR 207 /Mt Reba Turnoff/ to
7.2 mi west of the Jct of SR 89 /Ebbetts 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 2.7 mi east of Cabbage Patch to Tamarack
(Calaveras 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

Highway 12

[IN THE CENTRAL CALIFORNIA AREA]

No traffic restrictions are reported for this area.

[IN THE NORTHERN CALIFORNIA AREA]

No traffic restrictions are reported for this area.

Highway 26

[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA]

1-way controlled traffic 2.7 mi west of Sandy Gulch
/at the South Fork of the Mokelumne River/ (Calaveras Co) 24 hrs a day 7 days a
week thru 0700 hrs on 6/30/24 - Due to bridge work

1-way controlled traffic at the North Fork of the Mokelumne River
/in West Point/ (Calaveras Co) 24 hrs a day 7 days a week thru 0700 hrs on
6/30/24 - Due to bridge work

Highway 49

[IN THE CENTRAL CALIFORNIA AREA]

1-way controlled traffic at the Calaveras/Amador Co Line 24 hrs a day
7 days a week thru 2359 hrs on 10/4/24 - Due to bridge work

[IN THE NORTHERN CALIFORNIA AREA]

Chains or snow tires are required from Bassetts to Sattley (Sierra Co)

Chains are required on single axle drive vehicles towing trailers from
7.3 mi south of Vinton to Vinton (Plumas 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 from Borland St to Via High St /in Auburn/
(Placer Co) from 0600 hrs to 1500 hrs Monday thru Friday thru 3/29/24 - Due to
construction

Highway 50

[IN THE SACRAMENTO VALLEY & THE LAKE TAHOE BASIN]

Chains are required on all vehicles except 4-wheel-drive vehicles with snow
tires on all 4 wheels from 3 mi east of Kyburz to Meyers (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.

Eastbound trucks are being screened at Twin Bridge (El Dorado Co) - Drivers
must have maximum chains in their possession in order to proceed - Permit loads
are prohibited

Westbound trucks are being screened at Meyers (El Dorado Co) - Drivers must
have maximum chains in their possession in order to proceed - Permit loads are
prohibited

[CAPITAL CITY FREEWAY]

No traffic restrictions are reported for this area.

Highway 59

[IN THE CENTRAL CALIFORNIA AREA]

No traffic restrictions are reported for this area.

Highway 80

[IN THE SAN FRANCISCO BAY AREA - SOLANO CO]

A high wind advisory is in effect at the San Francisco-Oakland Bay Bridge
/in San Francisco/ (San Francisco,Alameda Co) - Travel is not recommended
for campers, trailers, or permit loads

[IN THE NORTHERN CALIFORNIA AREA & SIERRA NEVADA]

**For Eastbound Traffic:
All eastbound tractor-semitrailer combinations are being held at
Applegate (Placer Co) - Due to spinouts

Chains are required on all vehicles except 4-wheel-drive vehicles with snow
tires on all 4 wheels from Cisco Grove (Placer Co) to Truckee (Nevada Co)

Eastbound trucks are being screened at Applegate (Placer Co) - Drivers must
have maximum chains in their possession in order to proceed - Permit loads are
prohibited

**For Westbound Traffic:
Chains are required on all vehicles except 4-wheel-drive vehicles with snow
tires on all 4 wheels from the Truckee to 2.5 mi east of the Jct of SR 20
(Nevada Co)

Westbound trucks are being screened 5 mi west of Reno /at Mogul/ (Washoe Co)
- Drivers must have maximum chains in their possession in order to proceed
- Permit loads are prohibited

[BUSINESS 80 - CAPITAL CITY FREEWAY]

No traffic restrictions are reported for this area.

Highway 88

[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]

Is closed from 3.5 mi east of Silver Lake to Kirkwood /Carson Spur/
(Amador 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 Ham's Station to 3.5 mi east of
Silver Lake (Amador Co)

Chains are required on all vehicles except 4-wheel-drive vehicles with snow
tires on all 4 wheels from 2 mi east of Kirkwood to 5 mi west of Picketts Jct
(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

Highway 99

[IN THE CENTRAL CALIFORNIA AREA]

No traffic restrictions are reported for this area.

[IN THE NORTHERN CALIFORNIA AREA]

No traffic restrictions are reported for this area.

Highway 108

[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]

Is closed from 7.2 mi east of Strawberry (Tuolumne Co) to 7.7 mi west of
the Jct US 395 (Mono Co) /Sonora Pass/ - 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 Strawberry to 7.2 mi east of Strawberry (Tuolumne 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 Yosemite Nat'l Park road information call 209-372-0200

Highway 120

[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]

Is closed from Crane Flat to 4.5 mi west of the Jct of US 395
/Tioga Pass/ (Mono Co) - For the winter - Motorists are advised to use
an alternate route

Is closed from 5.1 mi east of the south Jct of US 395 to 7.1 mi west of
the Jct of US 6 (Mono 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 14.5 mi east of Groveland to the
Yosemite National Park Boundary (Tuolumne Co)

[YOSEMITE NAT'L PARK]

For Yosenite Nat'l Park road information call 209-372-0200

Roads Info Last Updated: Thursday, 28th of March 2024, 02:59:18 AM

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