Date: 09/19/2016

Number: 100

Observed monarchs roosts forming around 6:45 pm on the north side of a row of trees bordering a field of wildflowers. Winds were out of the south at 6 mph. Temp was in the low 70's with a low of 64 degrees expected overnight.

Heyworth, IL

Latitude: 40.3 Longitude: -89

Observed by: S
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