There will be rolling road closures throughout the city as the San Francisco Marathon takes place on Sunday along with additional detours on Saturday.
Road closures will start just after midnight on the Embarcadero, beginning in the northbound direction.
The full marathon begins at 5:15 a.m. Sunday at Embarcadero and Market, with the first half-marathon following at 6:30 a.m., the 10K at 7:15 a.m., the second half-marathon at 8:30 a.m., and the 5K at 9 a.m…