Update: Yosemite National Park Announces Mariposa Grove Prescribed Burn Postponed Until Fall of 2023
June 19, 2023 - Yosemite National Park officials announce the Mariposa Grove Road will be closed from June 20 at 6:00 P.M. to June 21 at noon (possibly later) due to a prescribed burn.
Access to the beginning of the grove will be via foot on the Washburn Trail (four miles round trip with 500 feet of elevation change).
Source: NPS
Related: Yosemite National Park Announces Mariposa Grove Prescribed Burn Begins on Tuesday, June 20, 2023