GPS interference on 27 September 2025

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As of , from flights on 27 September 2025: 959 of 20,492 map hexagons with enough traffic to measure (5%) showed high interference, meaning more than one aircraft in ten there reported poor GPS accuracy. The count in the medium band, between 3 and 10%, was 1,687.

Source: GPSInterference.com, https://gpsinterference.com/day/2025-09-27. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 27 September 2025. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Baltic Sea24618.6%
Eastern Europe18730.4%
South and Southeast Asia17310.4%
Americas1561.6%
Black Sea7424.9%
East Asian Seas404.8%
Oceania182.4%
Eastern Mediterranean173.9%
Middle East85.6%
Western Europe30.2%
Africa20.9%
Worldwide9594.7%

Each hexagon is counted once, in the first region listed that holds it; hexagons outside every listed region count in the total only. The region pages count every hexagon inside their own boundaries, which overlap, so they may show higher counts.

0%5%10%15%20%Jul 2023Jan 2024JulJan 2025JulJan 2026Jul 16.1%11 Aug 202311% 0%5%10%15%20%Jan 2024DecNovOct 16.1%11 Aug 202311%

Cite this day

GPSInterference.com, daily summary for 27 September 2025, https://gpsinterference.com/day/2025-09-27

This day's data: https://api.gpsinterference.com/v1/interference/2025-09-27. How to read it.