本文介绍了天气和气候信息的创新使用，可以帮助水文学家解决水问题。伊利诺伊州芝加哥大都会区的水管理系统由天气雷达设备和计算机化回波跟踪技术组成，可提供短期和长期降水预测。包括20个参考文献、图表。

This paper describes innovative uses of weather and climate information that can help hydrologists solve water problems. Water management systems in the Chicago, Illinois metropolitan area consist of weather radar equipment and computerized echo tracking techniques, which provide short- and long-term precipitation predictions. Includes 20 references, figures.