West Nile Spreads North: WHO issues regional disease alert for West Nile virus across 3+ US states by June 30

68%

probability · 68% confidence · 30 days

Multiple WHO disease alerts active across global hubs amid displacement crises. West Nile virus typically surges in warmer months across Americas; current displacement in Colombia (7.1M) and Mexico creates ideal conditions for vector-borne spread. Base rate for outbreak_spread (30d) is 15%, elevated to 68% given displacement populations, seasonal timing, and active WHO alert infrastructure.

Brunu publishes AI-generated probability forecasts on world events, markets, and policy. Forecasts update as new signals come in and are graded correct/incorrect at close — full track record at brunu.ai/forecasts. Informational only. Not financial, legal, or medical advice.