Weather forecasts help people plan their days and plan for particular meteorogical conditions.
A popular weather site is Weather Underground
Here in Los Angeles one might not only plan for small temperature changes but also for unusual/inclimate situations, such as a rain storm in the middle of summer or unusualy warm days in fall.
Core Elements of Weather:Humidity: The amount of moisture or water vapor in the air. Warm air holds more moisture than cold air.Precipitation: Condensed water vapor such as rain, snow, or sleet that falls when air cools to its dew point.Humidity: The amount of moisture or water vapor in the air. Warm air holds more moisture than cold air.Precipitation: Condensed water vapor such as rain, snow, or sleet that falls when air cools to its dew point.