Weather affects everything in our lives, including the ability to grow food, travel to see loved ones, or remain safe. Therefore, people have always looked for patterns in the weather, hoping to make accurate forecasts. Jump to: Background Suggestions for Teachers Additional Resources Background A Search for Weather Patterns As early as 650 B.C., ancient civilizations made observations of the world around them and looked for patterns in the changing of the seasons, in clouds and in the stars, ho