Date: 09/09/2025

Number: 1

1834 Hours

10 total monarchs in a common hackberry (Celtis occidentalis) on different branches between 11 -12 meters above the ground. Other monarchs exploring but not landing.

71 degrees F (21.67 C). Sun setting. Very cloudy. Light winds at 5 mph with gusts up to 7 mph. RH 54%, Dew Point 53. Sunset scheduled for 1911.

In South Patrol Road Restoration Area. Midewin National Tallgrass Prairie (U.S. Forest Service).

Wilmington, IL

Latitude: 41.3 Longitude: -88.2

Observed by: Mike
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