Date: 09/05/2025

Number: 1

1852 Hours

1 monarch roosting on branch of a common hackberry (Celtis occidentalis), 6 meters above ground on northeast side of the tree.

Partly cloudy before sunset. 63 degrees F (17.22 C). Winds at 9 mph from the west / northwest, with gusts up to 18 mph. RH 56%, Dew Point 47. Sunset scheduled for 1918 hours.

Adjacent to Henslow Trail, near Iron Bridge Trailhead, Iron Bridge Prairie Restoration, Midewin National Tallgrass Prairie (U.S. Forest Service).

Elwood, IL

Latitude: 41.4 Longitude: -88.1

Observed by: Mike
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