You’re driving home. It’s barely raining. Minutes later, your street disappears under water. What happened? Flash floods strike with terrifying speed—and a flash flood warning is your last chance to act. Unlike a watch, which means “conditions are favorable,” a warning is a red alert: flooding is either happening or seconds away. 🚨 What to do immediately: 📍 Real-world urgency: In Arkansas, a 2024 storm flooded a campground in under 15 minutes, killing 20. Most victims didn’t hear or understand the warning in time.