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
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
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
No traffic restrictions are reported for this area.
Highway 50
No traffic restrictions are reported for this area.
[CAPITAL CITY FREEWAY]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
1-way controlled traffic at various locations from 0.5 mi north of the
Butte/Tehama Co Line to South Ave /in Vina/ (Tehama Co) 24 hrs a day 7 days
a week - Due to maintenance
Northbound traffic is reduced to 1 lane from Arno Rd to Dillard Rd
/in Sacramento/ (Sacramento Co) from 1900 hrs to 2200 hrs on Friday 7/3/26
- Due to emergency work
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
Sonora Farmers Market | 7:30 am - 11:30 am
Pancake Breakfast Celebrating the USA's 250th Birthday!
Mi Wuk/Sugar Pine Fire Protection District Fire Station | 8:00 am - 11:00 am
Calaveras Parades
HWY 4 Arnold | 10:00 am - 10:30 am
Tuolumne Country Veterans Hall | 8:00 am - 11:00 am
Mother Lode Fair
Mother Lode Fairgrounds | 9:00 am - 10:00 pm
Sonora Opera Hall | 9:00 am
Tuesday Night BINGO
SONORA ELKS LODGE #1587 | 5:00 pm - 8:00 pm
Westside Memorial Park | 6:00 pm - 8:00 pm
Music in the Parks
Shutter Park | 6:30 pm - 8:00 pm












