Skip to main content
Mostly Cloudy
62.2 ° F
Full Weather | Burn Info
Sponsored By:

Mountain Road Report

Sponsored by:

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

Yosemite

Heading to Yosemite? Wondering how long the wait is at a specific entrance station?

Real-time wait information for the Big Oak Flat Entrance (Highway 120 from the west), the South Entrance (Highway 41) and Arch Rock Entrance (Highway 140) are on nps.gov under Current Wait Times.

Highway 4

[IN THE CENTRAL CALIFORNIA AREA]

The westbound connector to northbound SR 160 (Contra Costa Co) is closed
from 1900 hrs on 10/20/26 to 0500 hrs on 10/21/26 - Due to construction
- Motorists are advised to use an alternate route

Is closed from 0.7 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

1-way controlled traffic at various locations from
the Contra Costa/San Joaquin Co Line to 8.6 mi east of
the Contra Costa/San Joaquin Co Line /at Whisky Slough/ from 2000 hrs each night
to 0400 hrs each morning Tuesday thru Friday thru 10/23/26 - Due to construction

1-way controlled traffic at various locations from the Jct of SR 99
(San Joaquin Co) to the San Joaquin/Stanislaus Co Line from 1900 hrs each night
to 0700 hrs each morning Monday thru Friday thru 10/23/26 - Due to construction

Highway 12

[IN THE CENTRAL CALIFORNIA AREA]

1-way controlled traffic at various locations from 3.1 mi east of the
Jct of SR 160 /at Jackson Slough Rd/ (Sacramento Co) to 0.2 mi west of the
Sacramento/San Joaquin Co Line /at Mokelumne River/ from 2100 hrs each night to
0400 hrs each morning Monday thru Saturday thru 10/24/26 - Due to construction

Highway 26

[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA]

1-way controlled traffic at various locations from the Jct of SR 26 to
7.8 mi east of the Jct of SR 26 /at Murray Rd/ (San Joaquin Co) from
2000 hrs each night to 0500 hrs each morning Monday thru Friday thru 10/23/26
- Due to construction

1-way controlled traffic at various locations from the Jct of SR 49 to
Main St /in Mokelumne Hill/ (Calaveras Co) 2000 hrs each night to 0500 hrs each morning Monday thru Friday thru 10/23/26 - Due to construction

Highway 49

[IN THE CENTRAL CALIFORNIA AREA]

1-way controlled traffic at various locations from the Jct of SR 26 to
1 mi north of the Jct of SR 26 /at Main St/ (Calaveras Co) from 2000 hrs each
night to 0600 hrs each morning Tuesday thru Friday thru 10/23/26 - Due to
construction

[IN THE NORTHERN CALIFORNIA AREA]

No traffic restrictions are reported for this area.

Highway 50

[IN THE SACRAMENTO VALLEY & THE LAKE TAHOE BASIN]

The westbound connector to northbound SR 51 /in Sacramento/ (Sacramento Co)
is closed from 2300 hrs each night to 0500 hrs each morning Monday thru Friday
thru 10/23/26 - Due to construction - Motorists are advised to use an alternate
route

The westbound connector to southbound & northbound I 5 (Sacramento Co)
is closed from 2300 hrs each night to 0500 hrs each morning Monday thru Friday
thru 10/23/26 - Due to construction - Motorists are advised to use an alternate
route

The westbound connector to southbound SR 99 (Sacramento Co) is closed from
2300 hrs each night to 0500 hrs each morning Monday thru Friday thru 10/23/26
- Due to construction - Motorists are advised to use an alternate route

1-way controlled traffic at various locations from 4.2 mi east of
White Hall to 4.3 mi west of Strawberry /at Wrights Lake Rd/ (El Dorado Co) from
1900 hrs each night to 0600 hrs each morning Monday thru Saturday thru 10/24/26
- Due to construction

[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]

All westbound trucks are required to stop at the brake check area
0.5 mi west of Nyack (Placer Co) - To reduced the risk of brake fires

[BUSINESS 80 - CAPITAL CITY FREEWAY]

No traffic restrictions are reported for this area.

Highway 88

[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]

1-way controlled traffic at the Nevada State Line (Alpine Co) from 0700 hrs
to 1400 hrs Monday thru Friday thru 10/23/26 - Due to construction

Highway 99

[IN THE CENTRAL CALIFORNIA AREA]

The southbound connector to SR 204 (Kern Co) is closed - Due to flooding
- Motorists are advised to use an alternate route

A high wind advisory is in effect from the Stanislaus/San Joaquin Co Line
to the San Joaquin/Sacramento Co Line - Travel is not recommended for campers,
trailers, or permit loads

[IN THE NORTHERN CALIFORNIA AREA]

The northbound connector to westbound US 50 /in Sacramento/ (Sacramento Co)
is closed from 2300 hrs each night to 0500 hrs each morning Monday thru Friday
thru 10/23/26

1-way controlled traffic at various locations from the Butte/Tehama Co Line
to Vina Rd /in Los Molinos/ (Tehama Co) from 1800 hrs each night to 0600 hrs
each morning Tuesday thru Saturday thru 10/23/26 - Due to construction
/in Sacramento/ (Sacramento Co) at 0100 hrs on 10/22/26

Highway 108

[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA]

Is closed from 26.4 mi east of Strawberry (Tuolumne Co) to 5.6 mi west of
the Jct of US 395 (Mono Co) /Sonora Pass/ - Due to snow - Motorists are advised
to use an alternate route

[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 3.5 mi west of the Jct of US 395 /Tioga Pass/
(Tuolumne, Mono Co) - Due to snow - Motorists are advised to use an alternate
route

The eastbound connector to southbound SR 99 (San Joaquin Co) is closed
from 2200 hrs each night to 0500 hrs each morning thru 10/23/26 - Due to
construction - Motorists are advised to use an alternate route

[YOSEMITE NAT'L PARK]

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

Roads Info Last Updated: Thursday, 22nd of October 2026, 08:59:10 AM

Local Traffic New