https://issdetector.com https://issdetector.com (ISS is free, not sure about the other objects) does that and you can set up an alarm. You can point your phone

https://issdetector.com https://issdetector.com (ISS is free, not sure about the other objects) does that and you can set up an alarm. You can point your phone at the sky and see the exact path, visibility conditions etc but wow that Google Street integration by OP makes ISS Detector feel almost outdated. Especially important in a city where a lot of times buildings will make the sighting impossible.