Hi - I am helping my son with a research paper. Need a year or time eriod when accurate rainfall prediction became possible - Thanks!

Helen

Hi, hbkmom!

You might find the information on the following site to be helpful to you. There's quite a bit of information as well as links to other sources to get information.

Weather forecasting - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Weather_forecasting)

There's also the following searches that you can click on to find other sites having to do with predicting or forecasting the weather.

History of Weather Prediction - Google Search (http://www.google.com/search?hl=en&safe=off&ei=YZW9SazRD8yQmQeXiMSoDg&sa=X&oi=spell&resnum=0&ct=result&cd=1&q=History+of+Weather+Prediction&spell=1)

History of Weather Forecasting - Google Search (http://www.google.com/search?hl=en&safe=off&q=History+of+Weather+Forecasting)

Thanks!