***TRAFFIC ALERT*** US-101 northbound, south of Cesar Chavez Street. Lanes 4,5 and Cesar Chavez Street Offramp blocked due to Police activity. Unknown ETO, Use alternate route.

***Update**** US-101 northbound, south of Cesar Chavez Street. Lanes 3,4,5 and Cesar Chavez Street Offramp blocked due to Police activity. Unknown ETO, Use alternate route.

***TRAFFIC ALERT*** The #4 & #5 lanes near US-101 n/b at Cesar Chavez St. off-ramp will be closed for an extended period of time due to police activity at this location. Please use I-280 n/b to Cesar Chavez St. off-ramp as an alternate route to access the Mission/Potrero areas.

***TRAFFIC ALERT UPDATE*** All n/b lanes and the Cesar Chavez Street off-ramp at US-101 n/b are now open. Thank you for your patience during this incident and drive safely!

TRAFFIC ALERT Northbound 280 south of Ocean Ave. Left lane blocked due to crash. Unknown ETO, expect delays.

TRAFFIC ALERT Southbound 280, south of John Daly Blvd. Left lanes blocked due to crash. Unknown ETO, expect delays.

Roadway clear. All lanes open

*** TRAFFIC ALERT *** I-80 westbound, east of Harrison Street, lanes #1-3 are closed due to a crash. The estimated time for reopening is not yet available, consider using alternate routes.

*** TRAFFIC ADVISORY *** I-80 eastbound, east of First Street, lanes #1 and #5 are closed due police activity. Unknown ETO, expect delays.

*** TRAFFIC UPDATE *** The #5 lane is now open

TRAFFIC ALERT Southbound 101, north of Cesar Chavez. Right lanes blocked due to police activity. Unknown ETO, expect delays.

Roadway clear. All lanes open.

*** TRAFFIC ALERT *** US-101 southbound, north of Airport Boulevard, lanes #2-4 are closed due to a crash. The estimated time for reopening is not yet available, consider using alternate routes.

All lanes are now open.

FLEET WEEK WEEKEND!! Join your CHP San Francisco Area personnel out at Fisherman’s Wharf (Jefferson @ Taylor Streets) today & tomorrow as we celebrate Fleet Week. Bring the family, kids, & enjoy the beautiful weather with plenty of things to do here in ‘The City’

I-80 westbound, east of Fremont Street. Lanes 3,4,5 blocked due to crash. Unknown ETO, expect delays.

***UPDATE*** All lanes are open.

***UPDATE*** All lanes are open.

*** TRAFFIC ALERT *** US-101 northbound, north of the Grand Avenue off-ramp, all lanes are closed due to a crash. The estimated time for reopening is not yet available, consider using alternate routes.

All lanes are open.