Updated 6:05 p.m.
Howald confirmed that the person injured by the fallen tree was a student.
The condition of the person is still unknown, according to Howald.
Updated 5:10 p.m.
UO released a second alert at 3 p.m. warning students to avoid trees “as rain and wind continue in the Willamette Valley.”
The university has closed all pathways through Pioneer Cemetery and is urging students to “use caution (when) traveling around and near campus.”
The alert also said that campus operations crews and arborists are continuing to clean and remove debris and are addressing safety hazards.
According to the National Weather Service, a wind advisory has been issued until Tuesday at 4 a.m. as an atmospheric river brings strong winds and heavy rain to the Pacific Northwest.
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Trees in the greenspace between Friendly Hall and Fenton Hall were “downed” in a “current windstorm,” injuring one person, according to a University of Oregon Alert sent via email.
“One person was injured by a falling tree this morning. They were transported to the hospital,” the alert said.
The alert also urged students to avoid the area between Franklin Blvd. and 13th Ave., and Friendly Hall and Fenton Hall.
“Barriers and caution tape are in place. Please respect them and take alternative routes,” the alert said.
Eugene Fire Department responded at 11:03 a.m. to a “rescue operation” on 1201 Old Campus LN, where the injury and fallen trees took place.
It was not made immediately clear whether the injured person was a student or not, according to UO Spokesperson Eric Howald.
Howald also said the condition of the injured person is not yet known.
This is a developing story.