Date: 09/01/2025

Number: 5

1855 Hours
1 monarch landed at 1855 hours on south side of a common hackberry (Celtis occidentalis), 7 meters above ground. At 1902 hours, 2 additional monarchs landed on a same branch on southwest of tree 6 meters above ground. At 1906 2 other monarchs landed approximately 5 meters on a same branch above ground on southwest side of tree.
Total = 5

72 degrees Fahrenheit (22.22 C). Only slight breezes from Northeast at 5 mph. RH 58%. Sunset scheduled for 1924 hours.

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

Wilmington, IL

Latitude: 41.4 Longitude: -88.1

Observed by: Mike
Contact Observer

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