International Space Station Tracker
When can you see the ISS over Harlingen?
See where the International Space Station (ISS) is now and when it will next cross the sky over Harlingen, Texas, United States.
Or click anywhere on the map below to manually choose an observing point.
The station must be at least 10° above the horizon, illuminated by the Sun, and passing over a sky dark enough for viewing. Times use your city’s local timezone.
Visible passes over Harlingen in the next 72 hours
0No visible ISS passes are predicted in the next 72 hours.
The ISS still passes nearby, but it may be in Earth’s shadow or your sky may be too bright.
Forecast updated:
Observing location time: America/Chicago
Pass predictions may change after an orbital manoeuvre.
ISS passes near this city
Live ISS position and visible pass forecast for Harlingen, United States, with local times, directions, elevation and cloud cover.
Common questions about seeing the ISS in Harlingen
When is the next visible ISS pass over Harlingen?
The forecast on this page lists visible passes for the next 72 hours in Harlingen’s local timezone, including start, peak, end, direction and elevation.
Can I see the ISS from Harlingen without a telescope?
Yes. During a visible pass it looks like a bright, steady star moving quickly across the sky above Harlingen.
Why isn’t every overhead pass listed for Harlingen?
A pass is only listed when the ISS is sunlit while the sky over Harlingen is dark enough, and the station is at least 10° above the horizon.
Does weather affect viewing the ISS from Harlingen?
Yes. Cloud cover in the forecast helps you judge whether the sky will be clear enough during a pass over Harlingen.
Data sources
Orbit data from CelesTrak using U.S. Space Force GP elements.
Weather forecast data from MET Norway (CC BY 4.0).
Orbit epoch: Nov 14, 2026, 10:45:17 PM UTC
Related tools
What counts as a visible pass?
This forecast uses Harlingen's coordinates and local timezone to calculate when the ISS is sunlit, at least 10 degrees above the horizon and crossing a dark enough sky.
Viewing location
26.1906°, -97.6961° · America/Chicago