Your Weather App Is Lying to You (And Your Window Knows It) I caught my weather app in 35 lies over 19 days. Here's what I found. The Setup I pointed a $30 IP camera out my window in Shenzhen and built an automated conflict detector: Camera sees : brightness (RGB mean) + sound level (audio RMS) App says : Open-Meteo forecast (precipitation probability, cloud cover) When they disagree : log it, wait 2 hours, see who was right The Lies Over 19 days, I caught 35 conflicts : Lie #1: "It's going to r