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Bortle 2 ★ IDA International Dark Sky Park 📍 Michigan (Upper Peninsula), United States

Copper Harbor & Keweenaw Dark Sky Park

47.4680000° N, -87.8880000° E • Elevation: 250m

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🌌 About This Observing Location

The tip of the Keweenaw Peninsula jutting into Lake Superior, providing pitch-black northern skies ideal for auroras.

Bortle Scale Class 2
Elevation 250 m
Latitude 47.468°
Longitude -87.888°

☁️ 4-Night Stargazing Cloud Forecast

Updated hourly via Open-Meteo
Fri, Oct 16
94%
Avg Night Cloud
Sunset: 19:01
Sunrise: 08:11
Overcast Sky
Sat, Oct 17
42%
Avg Night Cloud
Sunset: 18:59
Sunrise: 08:13
Fair Sky
Sun, Oct 18
71%
Avg Night Cloud
Sunset: 18:57
Sunrise: 08:14
Overcast Sky
Mon, Oct 19
55%
Avg Night Cloud
Sunset: 18:56
Sunrise: 08:16
Fair Sky

✨ Darkness & Sky Quality

Class 2: Truly dark site with negligible glow.

Naked-Eye Limiting Mag: 7.1 – 7.5 mag
Milky Way Visibility: Brilliant with complex structures
Zodiacal Light: Distinct in spring/autumn

🛰️ ISS Transits & Flyovers

Astronotify continuously computes SGP4 high-precision orbital chords for the International Space Station passing across the Sun and Moon.

Track this spot to compute personalized solar & lunar transit predictions.

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