What is the meaning of "sneeze up a storm" in the following sentence(Source: THE BIG SNEEZE by WILLJAM VAN HORN),
"Goodness, Bert," said Charlie.
"With sneeze like that, you could sneeze up a storm!"
It so happened that the sky was growing dark and stormy-looking.
But the three dinosaurs didn't notice anything.
They were waiting to see if Bert would sneeze again.
Does "you could sneeze up a storm" mean "you sneezed. A storm arose after(because of) your sneezing" or "A storm arose. You sneezed toward the storm. The storm disappeared because of your sneezing" ?