The International Space Station will be visible to the naked eye this evening and Tuesday.
1) This evening it will appear for three minutes. It will appear 30 degrees above the horizon in the western sky at 6:32. It will rise to 41 degrees above the horizon before disappearing in the north west.
2) Another viewing opportunity will come Tuesday evening at 6:24 pm. The ISS will appear 13 degrees above the horizon in the west northwest, then rise to 15 degrees before dropping out of sight in the northern sky.
The space station will appear as the brightest light in the sky and it will move across the horizon very quickly.