Public-order / Terrorism
Avoid demonstrations and crowded or symbolic targets; maintain situational awareness in tourist areas and transit hubs.
U.S. Department of State advisory cites ongoing terrorist plotting and common demonstrations in Spain.
Heat / Weather
From 2026-05-20 onward, prioritize hydration, limit strenuous outdoor activity during peak afternoon heat, and seek air-conditioned spaces.
7-day forecast shows daytime highs rising to the mid-to-high 90s°F (mid-30s°C) by 2026-05-20–22.
