Hot continental summer. SUNKEN BOWL design (field 3 stories below grade) traps heat and reduces airflow.
HIGH HEAT RISK amplified by bowl architecture. One of the 3 most dangerous open-air venues alongside Miami and MetLife.
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Kansas City, USA | Capacity: 76,416 | Open-air, sunken bowl
HEAT (HIGH): WBGT 26-29°C exceeds FIFPRO recommendations. Cold-climate teams will face meaningful endurance challenges, particularly in the second half.
Source: Esh et al. 2026, "Evidence-Based Guidelines to Protect Player Health and Performance from Environmental Challenges", Sports Medicine (DOI: 10.1007/s40279-026-02398-4)