The phrase "to control the weather" means having the ability to alter or change natural weather conditions like rain, wind, or temperature. Full definition
We can not control the weather no matter how many light bulbs we replace. (newscientist.com)
It is shown that the determining mechanisms for controlling the weather - climatic characteristics are the processes of aerospace physical optics. (osapublishing.org)
And I think some of the people who have studied the tropics have pretty much maintained that the tropics controls weather patterns all over the world. (scientificamerican.com)