How do we predict the weather?

To predict the weather without a forecast, start by figuring out which direction the wind is blowing. Easterly winds suggest that bad weather is heading your way. Next, watch for signs of high humidity, such as frizzy hair, curling leaves, and swollen wood, which may indicate that a storm is close by. read more

Meteorologists are able to predict the changes in weather patterns by using several different tools. They use these tools to measure atmospheric conditions that occurred in the past and present, and they apply this information to create educated guesses about the future weather. read more

Weather forecasts are produced by models of temperature, wind speed and precipitation. Using those models, meteorologists can offer short-term predictions about whether to expect rain or sun, clouds or bright skies. But, weather forecasts are notoriously unreliable more than ten days out. read more