Use "Happy Camp" sensor on Purple Air. Trail is halfway between Crescent City and Happy Camp.
https://www.fs.usda.gov/recarea/srnf/recreation/hiking/recarea/?recid=80893&actid=51
https://www.fs.usda.gov/Internet/FSE_DOCUMENTS/stelprd3812805.pdf
https://www.fs.usda.gov/Internet/FSE_DOCUMENTS/stelprd3813286.pdf
https://www.fs.usda.gov/recarea/srnf/recreation/hiking/recarea/?recid=80105&actid=51
Gasquet Ranger Station provided some great information!