2nd state record and 1st county record, I believe
from an out-of-range irruption into NW WI Other sightings were reported in Burnett, Douglas, and Bayfield Counties.
https://bugguide.net/node/view/2285534
This fly returned to the area over a period of almost 4 hours.
Interesting comments on the first one I came across in 2013.
https://bugguide.net/node/view/828011