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Sierra Mountain Pass Road Conditions in California

Sierra Nevada Mountain pass road conditions, traffic incidents, lane closures, and SIG alerts

CalTrans Traffic Cameras

Data provided by: Caltrans Report broken WebCams

CHP Traffic Incidents (6)

Route/AreaIncident
Sacramento

CHP ID: 240419SA1391
Southbound 5 TO Eastbound 50 - South Sac in District: 3
I-5 South at Us50 E I5 S
Sacramento

CHP ID: 240419SA1358
SR51 AT MARCONI - North Sac in District: 3
I-80 North at Marconi Ave
California 99
Chico

CHP ID: 240420CH0010
Southbound 99 just South of - Chico in District: 3
SR-99 at Neal
California 160
Sacramento

CHP ID: 240419SA1124
RIO VISTA PROJECT - South Sac in District: 3
SR-160
Sacramento

CHP ID: 240420SA0186
Eastbound just West of - Placerville in District: 3
Pony Express Trl / Sanders Dr
Sacramento

CHP ID: 240420SA0167
North Sac in District: 3
Palm Ave / Hamilton St

CalTrans Road Conditions


SR-4

In The Central California Area

Is closed from 0.7 mi east of Lake Alpine to 7.2 mi west of the Jct of SR 89 (Alpine Co) - For the winter - Motorists are advised to use an alternate route
SR-28

In The Northern California Area

No traffic restrictions are reported for this area.
SR-36

In The Northern California Area

No traffic restrictions are reported for this area.
SR-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
SR-49

In The Northern California Area

No traffic restrictions are reported for this area.
US-50

In The Sacramento Valley & The Lake Tahoe Basin

No traffic restrictions are reported for this area.
US-50

Capital City Freeway

No traffic restrictions are reported for this area.
SR-58

In The Central California Area

No traffic restrictions are reported for this area.
SR-70

In The Northern California Area

Is closed from Jarbo Gap (Butte Co) to Greenville Wye (Plumas Co) - Due to slide removal - Motorists are advised to use an alternate route
SR-70

In The Northern California Area

1-way controlled traffic from West Cresta to East Cresta (Butte Co) 24 hrs a day 7 days a week thru 9/29/25 - Due to bridge work
SR-70

In The Northern California Area

1-way controlled traffic at various locations from the North Jct of SR 89 Greenville Wye to 1.5 mi east of the North Jct of SR 89 (Plumas Co) - Due to slide repairs
I-80

In The San Francisco Bay Area - Solano Co

No traffic restrictions are reported for this area.
I-80

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 reduce the risk of brake fires
I-80

Business 80 - Capital City Freeway

No traffic restrictions are reported for this area.
SR-88

In The Central California Area & Sierra Nevada

No traffic restrictions are reported for this area.
SR-89

In The Central California Area & Sierra Nevada

No traffic restrictions are reported for this area.
SR-89

In The Northern California Area

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
SR-108

In The Central California Area & Sierra Nevada

Is closed from 13 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
SR-108

Yosemite Nat'L Park

For Yosemite Nat'l Park road information call 209-372-0200
SR-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
SR-120

Yosemite Nat'L Park

For Yosenite Nat'l Park road information call 209-372-0200
SR-178

In The Central California Area & Sierra Nevada

1-way controlled traffic 11.9 mi east of the Jct of SR 184 (Kern Co) 24 hrs a day 7 days a week - Due to emergency work
SR-203

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
SR-267

In The Northern California Area

No traffic restrictions are reported for this area.
Data provided by CalTrans. NOT FOR EMERGENCY USE. In an emergency visit official CalTrans website.

No weather data returned.

NOTE: Be sure to double check chain control locations as some CalTrans descriptions may be outdated.

CalTrans Chain Control

For emergencies visit CalTrans.
For details on chain control requirement levels R-0 through R-3, see Chain Requirement Levels.

Arnold in Alpine County at 7378ft elevation in District 10

EAST END OF LAKE ALPINE - EBBETTS PASS at milepost: 161.22
Closed to traffic.

Silver Mountain (historical) in Alpine County at 6794ft elevation in District 10

RAYMOND MEADOWS - EBBETTS PASS at milepost: 181.12
Closed to traffic.

Pinecrest in Tuolumne County at 6558ft elevation in District 10

EAGLE MEADOWS RD - SONORA PASS at milepost: 62.26
Closed to traffic.

Yosemite National Park in Tuolumne County at 6289ft elevation in District 10

CRANE FLAT RD (closure gate in park, not chain sign) at milepost: 94.90
Closed to traffic.

CalTrans Message Signs for - (10) - See All

Real-time highway message signs with travel times, travel, wind, fog and chain controls alerts and accident conditions.

CalTrans Lane & Road Closures on Highway -

In Storrie
Lane #1 will be closed multi-day (long term) for utility work along East / westbound Highway 70 at 0.4 mi west of Storrie from Apr 15 at 7:30AM to Apr 26 at 6:01PM.

From: 0.4 mi west of Storrie in Storrie to 1.1 mi west of Tobin in Belden
Google Maps & Street View
ID: C70SA-0001-2024-04-15-07:30:00
80

East

Active

In Colfax
Lanes #1, #2, the median, and the right shoulder will be closed overnight for emergency work along Eastbound I-80 at Secret Town from Apr 19 at 7:01PM to Apr 20 at 7:01AM.

From: Secret Town in Colfax to Alta Rd in Alta
Google Maps & Street View
ID: C80EA-0001-2024-04-19-19:01:00
80

East

Active

In West Sacramento
Lanes #1, #2, and the right shoulder will be closed overnight for grinding and paving along Eastbound I-80 at Route 80 from Apr 19 at 8:01PM to Apr 20 at 5:30AM.

From: Route 80 to West Capitol Ave in West Sacramento
Google Maps & Street View
ID: P80PA-0001-2024-04-19-20:01:10
80

N/A

Active

In West Sacramento
Lanes #1, #2, and the right shoulder will be closed overnight for grinding and paving along N/abound I-80 at West Capitol Ave from Apr 19 at 8:01PM to Apr 20 at 5:30AM.

From: West Capitol Ave to Route 80 in West Sacramento
Google Maps & Street View
ID: P80PA-0002-2024-04-19-20:01:19