Date: 09/09/2025

Number: 10

1818 Hours
2 total monarchs in a common hackberry (Celtis occidentalis). 1 in a dead branch at 11 meters above the ground on the northeast side of tree. The second monarch was at 15 meters above the ground on top of tree. This tree did not have a lot of cover from the wind.

71 degrees F (21.67 C). Partly cloudy. Light winds at 5 mph with gusts up to 7 mph. RH 54%, Dew Point 52. 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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