Important relationships exist between weather and farming. Everything from droughts and freezes concerns farmers.
Weather forecasts help determine when crops are planted, harvested, watered, protected, fertilized and sprayed.
It is critical crops get the proper amount of water at the proper times. If it doesn't rain enough to provide water irrigation can supplement what the atmosphere is not able to provide.
Poor weather has lead to advances in technology to reduce lost crops. However, even the best technology can fair is the weather conditions are too harsh.