Monarch PEAK Migration
Sightings report image

Date: 09/26/2019

Number: 1301

They keep on coming! Today, in changing wind directions, 1,301 monarchs were counted along the Lake Huron shoreline at Harrisville State Park in 8 hours. Here is the hour by hour count:

Time Monarchs Wind

10-11AM 12 W-13-23

11-12PM 14 W-12-17

12PM-1PM 171 NW-10-15

1PM-2PM 271 NW-8-14

2PM-3PM 274 WNW-10

3PM-4PM 336 WNW-10

4PM-5PM 148 SW-10

5PM-6:30PM 75 SW-6

Total monarchs: 1,301

Weather was cloudy AM, and mostly sunny PM. Wind was indicated as above. Temperature was 56 degrees at the start of the count, and 62 degrees at the end of count. High topped out at 66F. This is the most monarchs counted in one day since records have been kept since 2010. The old record for September was 813 set in 2017.

Harrisville, MI

Latitude: 44.6 Longitude: -83.3

Observed by: Frank
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