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.
Mountain Road Report
Highway 4
1-way controlled traffic at the Contra Costa/San Joaquin Co Line
/at Old River Bridge/ 24 hrs a day 7 days a week thru 1900 hrs on 7/26/26
- Due to construction
Highway 12
No traffic restrictions are reported for this area.
Highway 26
No traffic restrictions are reported for this area.
Highway 49
1-way controlled traffic at various locations from 0.2 mi north of the
Jct of SR 41 /at Junction Dr/ to 0.4 mi north of the Jct of SR 41
/at Meadow Vista Dr/ (Madera Co) 24 hrs a day 7 days a week - Due to
emergency work
1-way controlled traffic at various locations from China Garden Rd to
Diamond Meadows Way /in Diamond Springs/ (El Dorado Co) from 0730 hrs to
1600 hrs Monday thru Friday thru 6/19/26 - Due to construction
1-way controlled traffic at various locations from 1.7 mi north to
2.3 mi north of Placerville /at Teal Pond Rd/ (El Dorado Co) from 1900 hrs each
night to 0700 hrs each morning Monday thru Thursday thru 6/18/26 - Due to
construction
1-way controlled traffic at various locations from McKnight Way
/in Grass Valley/ to 2.9 mi south of Grass Valley /at Allison Ranch Rd/
(Nevada Co) from 2100 hrs each night to 0600 hrs each morning Monday thru Friday
thru 6/19/26 - Due to construction
1-way controlled traffic at various locations from Marysville Rd to
Willow Creek Campground /in Camptonville/ (Yuba Co) from 0800 hrs to 1730 hrs
Monday thru Friday thru 6/19/26 - Due to construction
1-way controlled traffic at various locations from 19.6 mi north to 20 mi
north of the Yuba/Sierra Co Line 24 hrs a day 7 days a week thru 1900 hrs on
Friday 6/26/26 -Due to construction
Highway 50
1-way controlled traffic at various locations from E St to G St
/in Sacramento/ (Sacramento Co) from 0700 hrs to 1700 hrs Monday thru Friday
thru 6/19/26 - Due to construction
No traffic restrictions are reported for this area.
Highway 59
No traffic restrictions are reported for this area.
Highway 80
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
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
No traffic restrictions are reported for this area.
Highway 88
No traffic restrictions are reported for this area.
Highway 99
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
No traffic restrictions are reported for this area.
Highway 108
No traffic restrictions are reported for this area.
[YOSEMITE NAT'L PARK]
For Yosemite Nat'l Park road information call 209-372-0200
Highway 120
No traffic restrictions are reported for this area.
[YOSEMITE NAT'L PARK]For Yosenite Nat'l Park road information call 209-372-0200
Local Traffic New
Events
Westside Memorial Park | 6:00 pm - 8:00 pm
Music in the Parks
Brice Station Vineards | 6:30 pm - 8:00 pm
Youth Football Performance Camp
Foundation Sports Park | 8:00 am - 10:00 am
Copperopolis Community Food Pantry | 1:00 pm - 3:00 pm
Gold Rush Speaker's Series
Tuolumne County Museum Courtyard | 3:30 pm
Taco Thursday
Sonora Elks Lodge | 5:30 pm - 6:30 pm
Open Door United Church of Christ | 9:00 am - 4:00 pm
Outdoor Concert + Food Truck Night
Sierra Bible Church | 5:00 pm - 8:00 pm
Friday Movie Nights
Tuolumne Branch Library | 8:30 pm
Sonora Farmers Market | 7:30 am - 11:30 am
Father’s Day Fly-In
Columbia Airport | 10:00 am - 3:00 pm
Worship Music Showcase
GOOD SAMARITAN COMMUNITY COVENANT CHURCH | 5:00 pm - 8:30 pm












