GPS interference on 20 December 2025

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As of , from flights on 20 December 2025: 968 of 21,593 map hexagons with enough traffic to measure (4%) 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 1,559.

Source: GPSInterference.com, https://gpsinterference.com/day/2025-12-20. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 20 December 2025. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Baltic Sea26116.8%
Eastern Europe20535.7%
South and Southeast Asia18412.2%
Black Sea8439.5%
Americas690.7%
East Asian Seas425.7%
Eastern Mediterranean3611.8%
Oceania364.3%
Middle East1112.5%
Western Europe40.3%
Africa41.6%
Worldwide9684.5%

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 20 December 2025, https://gpsinterference.com/day/2025-12-20

This day's data: https://api.gpsinterference.com/v1/interference/2025-12-20. How to read it.