ISS Pass Times Over Chicago Tonight
Live International Space Station pass predictions for Chicago, United States. Find out when the ISS is visible overhead, with exact times, direction and duration.
ISS Passes Over Chicago
Upcoming visible ISS passes calculated for Chicago (41.88°, -87.63°)
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Seeing the ISS from Chicago
The International Space Station orbits about 420 km above Earth and completes 16 orbits a day. From Chicago (latitude 41.88°) it is visible when sunlight reflects off the station while your sky is dark — usually within 1–2 hours of sunrise or sunset. A good pass can last up to about five minutes from horizon to horizon.
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