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Road closures and hazards during Wednesday night storm

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Posted at 7:34 PM, Jan 04, 2023
and last updated 2023-01-05 18:40:06-05

Last updated at 6:47 a.m. Thursday.

The following is a list of road closures, hazards and major traffic incidents related to the atmospheric river storm hitting the Central Coast on Wednesday night.

For the latest weather forecast and updates on the storm, visit the Weather section of

Highway 154 reopened shortly after 3 p.m. Thursday after being closed from Cathedral Oaks to Highway 246 for more than eight hours.

Highway 1 is closed in both directions from the Elephant Seal Vista parking lot four miles north of San Simeon to Fullers Point in Monterey County.

Highway 135 was closed in both directions from Bell Street in Los Alamos to Harris Grade Rd. due to multiple trees down in the roadway but reopened by 2:45 a.m.

Bonita School Road is closed between Highway 166 and Division Street. Residents are being allowed through.

Orville Ave. at Bradford Road in Cambria was closed as of 6:26 a.m.

Telephone Road from Prell to Betteravia in Santa Maria was closed shortly before 7 a.m. due to a non-injury, two-vehicle crash and roadway flooding.

Lower State Park Road in Morro Bay is closed due to flooding.


2:13 p.m. - Boulders were reported in the road along Laetitia Vineyard Drive near Northbound Highway 101.

2:10 p.m. - A vehicle was reported to be on its roof on Telephone Road at Fallen Leaf Drive in Orcott.

2:10 p.m. - Large rocks were reported to be in the road in the area of El Pomar Drive and Moss Lane in Templeton.

2:04 p.m. - A vehicle was reported to have hit a tree along Northbound Highway 101 in the Los Alamos area.

1:12 p.m. - Powerlines were reported to be down across the road at S. Oak Glen Avenue and Amado Street in Nipomo.

12:09 p.m. - Mud, dirt and rocks were reported in the lanes along the 6600 block of Rocky Canyon Road in Atascadero.

7:34 a.m. - In Los Osos, a tree was blocking the road at Ferrell Avenue and 9th Street.

7:08 a.m. - A tree was blocking Burton Drive near Elton Road in Cambria.

6:30 a.m. - Another blockage was reported along the 3700 block of Sea Canyon Road in the Avila Beach area.

6:10 a.m. - Something was reported to be blocking a lane on L St. between 13th and 14th streets in San Miguel


11:47 p.m. - A vehicle struck some rocks on Highway 46 at Cholame Valley Rd.

11:32 p.m. - Semi-truck collision at the Highway 154/246 roundabout.

11:08 p.m. - Vehicles stuck in mud on southbound Highway 1 just north of Division St. north of Guadalupe.

10:46 p.m. - Roadway flooded reported at Templeton Rd. and Eureka Ln.

10:01 p.m. - Debris reported in the road at Avila Beach Dr. and Cave Landing Rd.

9:51 p.m. - A tree is reported to be down in the area of Burton Dr. and Highway 1 in Cambria.

9:44 p.m. - Non-injury traffic collision reported on northbound Highway 101 just south of Vineyard Dr. in Templeton.

9:42 p.m. - Unspecified traffic hazard at Highway 1 and Highway 246.

9:38 p.m. - An SUV was reported on its roof in a ditch off the side of northbound Highway 101 just north of S. Higuera St. in San Luis Obispo.

9:28 p.m. - Roadway flooding reported at 6th St. and El Morro Ave. in Los Osos.

9:17 p.m. - Unspecified traffic hazard in the 400 block of Leighton St. in Cambria.

9:09 p.m. - Vehicle collision reported on the righthand shoulder of southbound Highway 101 just north of the Nojoqui Summit.

9:09 p.m. - Vehicle collision reported on southbound Highway 101 just north of the Gaviota Rest Area.

9:03 p.m. - Arcing power lines reported in the 1900 block of Dorking Ave. in Cambria.

8:55 p.m. - Electrical emergency reported at Orville Pl. and Bradford Rd. in Cambria.

8:15 p.m. - A large tree is reported to be down in the westbound lane of Highway 154 at Rancho Allegre Rd.

8:06 p.m. - The #2 lane of northbound Highway 101 just south of Highway 1 in Santa Barbara County is blocked by a semi-truck.

8:01 p.m. - Traffic collision on the southbound Highway 101 offramp at Traffic Way in Atascadero.

This story will be updated throughout the evening.